Google ブックス

");return(new DOMParser).parseFromString(Xd(a),"text/html").body.children[0]} function Og(a,b){if(!a)return Hd;var c=document.createElement("div").style;Rg(a).forEach(function(d){var e=oc&&d in Lg?d:d.replace(/^-(?:apple|css|epub|khtml|moz|mso?|o|rim|wap|webkit|xv)-(?=[a-z])/i,"");Lb(e,"--")||Lb(e,"var")||(d=Hg(a,d),d=gg(e,d,b),null!=d&&Ig(c,e,d))});return new Dd(c.cssText||"",Cd)} function Sg(a){var b=Array.from(zg(og,a,"getElementsByTagName",["STYLE"])),c=Cb(b,function(h){return tb(Dg(h).cssRules)});c=Ng(c);for(var d=[],e=0;e=a.left&&b.right=a.top&&b.bottom=a.left&&b.x=a.top&&b.ya.right?b.x-a.right:0;a=b.ya.bottom?b.y-a.bottom:0;return Math.sqrt(c*c+a*a)} f.ceil=function(){this.top=Math.ceil(this.top);this.right=Math.ceil(this.right);this.bottom=Math.ceil(this.bottom);this.left=Math.ceil(this.left);return this};f.floor=function(){this.top=Math.floor(this.top);this.right=Math.floor(this.right);this.bottom=Math.floor(this.bottom);this.left=Math.floor(this.left);return this};f.round=function(){this.top=Math.round(this.top);this.right=Math.round(this.right);this.bottom=Math.round(this.bottom);this.left=Math.round(this.left);return this};function Yg(a,b,c,d){this.left=a;this.top=b;this.width=c;this.height=d}f=Yg.prototype;f.clone=function(){return new Yg(this.left,this.top,this.width,this.height)};function Zg(a){return new Ug(a.top,a.left+a.width,a.top+a.height,a.left)}function $g(a){return new Yg(a.left,a.top,a.right-a.left,a.bottom-a.top)} function ah(a,b){var c=Math.max(a.left,b.left),d=Math.min(a.left+a.width,b.left+b.width);if(ca.clientWidth||a.scrollHeight>a.clientHeight||"fixed"==c||"absolute"==c||"relative"==c))return a;return null} function qh(a){for(var b=new Ug(0,Infinity,Infinity,0),c=Ue(a),d=c.g.body,e=c.g.documentElement,g=kf(c.g);a=ph(a);)if(!(z&&0==a.clientWidth||oc&&0==a.clientHeight&&a==d)&&a!=d&&a!=e&&"visible"!=jh(a,"overflow")){var h=rh(a),k=new A(a.clientLeft,a.clientTop);h.x+=k.x;h.y+=k.y;b.top=Math.max(b.top,h.y);b.right=Math.min(b.right,h.x+a.clientWidth);b.bottom=Math.min(b.bottom,h.y+a.clientHeight);b.left=Math.max(b.left,h.x)}d=g.scrollLeft;g=g.scrollTop;b.left=Math.max(b.left,d);b.top=Math.max(b.top,g);c= gf(Qf(c));b.right=Math.min(b.right,d+c.width);b.bottom=Math.min(b.bottom,g+c.height);return 0b.top&&b.right>b.left?b:null} function sh(a,b){b=b||kf(document);var c=b||kf(document);var d=rh(a),e=rh(c),g=th(c);if(c==kf(document)){var h=d.x-c.scrollLeft;d=d.y-c.scrollTop;z&&!Gc(10)&&(h+=g.left,d+=g.top)}else h=d.x-e.x-g.left,d=d.y-e.y-g.top;a=uh(a);g=c.clientHeight-a.height;e=c.scrollLeft;var k=c.scrollTop;e+=Math.min(h,Math.max(h-(c.clientWidth-a.width),0));k+=Math.min(d,Math.max(d-g,0));c=new A(e,k);b.scrollLeft=c.x;b.scrollTop=c.y} function rh(a){var b=We(a),c=new A(0,0),d=nh(b);if(a==d)return c;a=oh(a);b=jf(Ue(b).g);c.x=a.left+b.x;c.y=a.top+b.y;return c}function vh(a,b){a=wh(a);b=wh(b);return new A(a.x-b.x,a.y-b.y)}function xh(a){a=oh(a);return new A(a.left,a.top)}function wh(a){if(1==a.nodeType)return xh(a);a=a.changedTouches?a.changedTouches[0]:a;return new A(a.clientX,a.clientY)}function yh(a,b,c){var d=rh(a);b instanceof A&&(c=b.y,b=b.x);kh(a,a.offsetLeft+(b-d.x),a.offsetTop+(Number(c)-d.y))} function K(a,b,c){if(b instanceof Be)c=b.height,b=b.width;else if(void 0==c)throw Error("missing height argument");zh(a,b);a.style.height=lh(c,!0)}function lh(a,b){"number"==typeof a&&(a=(b?Math.round(a):a)+"px");return a}function zh(a,b){a.style.width=lh(b,!0)}function L(a){var b=uh;if("none"!=jh(a,"display"))return b(a);var c=a.style,d=c.display,e=c.visibility,g=c.position;c.visibility="hidden";c.position="absolute";c.display="inline";a=b(a);c.display=d;c.position=g;c.visibility=e;return a} function uh(a){var b=a.offsetWidth,c=a.offsetHeight,d=oc&&!b&&!c;return(void 0===b||d)&&a.getBoundingClientRect?(a=oh(a),new Be(a.right-a.left,a.bottom-a.top)):new Be(b,c)}function Ah(a){var b=rh(a);a=L(a);return new Yg(b.x,b.y,a.width,a.height)}function Bh(a,b){a=a.style;"opacity"in a?a.opacity=b:"MozOpacity"in a?a.MozOpacity=b:"filter"in a&&(a.filter=""===b?"":"alpha(opacity="+100*Number(b)+")")}function M(a,b){a.style.display=b?"":"none"}function Ch(a){return"none"!=a.style.display} function Dh(a){return"rtl"==jh(a,"direction")}var Eh=nc?"MozUserSelect":oc||lc?"WebkitUserSelect":null;function Fh(a,b,c){c=c?null:a.getElementsByTagName("*");if(Eh){if(b=b?"none":"",a.style&&(a.style[Eh]=b),c){a=0;for(var d;d=c[a];a++)d.style&&(d.style[Eh]=b)}}else if(z&&(b=b?"on":"",a.setAttribute("unselectable",b),c))for(a=0;d=c[a];a++)d.setAttribute("unselectable",b)} function Gh(a,b){var c=hf(Ue(We(a)).g);if(!z||Fc("10")||c)Hh(a,b,"border-box");else{var d=a.style;c?(c=Ih(a),a=th(a),d.pixelWidth=b.width-a.left-c.left-c.right-a.right,d.pixelHeight=b.height-a.top-c.top-c.bottom-a.bottom):(d.pixelWidth=b.width,d.pixelHeight=b.height)}} function Jh(a){var b=We(a),c=z&&a.currentStyle;if(c&&hf(Ue(b).g)&&"auto"!=c.width&&"auto"!=c.height&&!c.boxSizing)return b=Kh(a,c.width,"width","pixelWidth"),a=Kh(a,c.height,"height","pixelHeight"),new Be(b,a);c=new Be(a.offsetWidth,a.offsetHeight);b=Ih(a);a=th(a);return new Be(c.width-a.left-b.left-b.right-a.right,c.height-a.top-b.top-b.bottom-a.bottom)} function Lh(a,b){var c=hf(Ue(We(a)).g);if(!z||Fc("10")||c)Hh(a,b,"content-box");else{var d=a.style;c?(d.pixelWidth=b.width,d.pixelHeight=b.height):(c=Ih(a),a=th(a),d.pixelWidth=b.width+a.left+c.left+c.right+a.right,d.pixelHeight=b.height+a.top+c.top+c.bottom+a.bottom)}}function Hh(a,b,c){a=a.style;nc?a.MozBoxSizing=c:oc?a.WebkitBoxSizing=c:a.boxSizing=c;a.width=Math.max(b.width,0)+"px";a.height=Math.max(b.height,0)+"px"} function Kh(a,b,c,d){if(/^\d+px?$/.test(b))return parseInt(b,10);var e=a.style[c],g=a.runtimeStyle[c];a.runtimeStyle[c]=a.currentStyle[c];a.style[c]=b;b=a.style[d];a.style[c]=e;a.runtimeStyle[c]=g;return+b}function Mh(a,b){return(b=ih(a,b))?Kh(a,b,"left","pixelLeft"):0} function Ih(a){if(z){var b=Mh(a,"paddingLeft"),c=Mh(a,"paddingRight"),d=Mh(a,"paddingTop");a=Mh(a,"paddingBottom");return new Ug(d,c,a,b)}b=hh(a,"paddingLeft");c=hh(a,"paddingRight");d=hh(a,"paddingTop");a=hh(a,"paddingBottom");return new Ug(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))}var Nh={thin:2,medium:4,thick:6};function Oh(a,b){if("none"==ih(a,b+"Style"))return 0;b=ih(a,b+"Width");return b in Nh?Nh[b]:Kh(a,b,"left","pixelLeft")} function th(a){if(z&&!Gc(9)){var b=Oh(a,"borderLeft"),c=Oh(a,"borderRight"),d=Oh(a,"borderTop");a=Oh(a,"borderBottom");return new Ug(d,c,a,b)}b=hh(a,"borderLeftWidth");c=hh(a,"borderRightWidth");d=hh(a,"borderTopWidth");a=hh(a,"borderBottomWidth");return new Ug(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};var Ph={"* ARIA-CHECKED":!0,"* ARIA-COLCOUNT":!0,"* ARIA-COLINDEX":!0,"* ARIA-CONTROLS":!0,"* ARIA-DESCRIBEDBY":!0,"* ARIA-DISABLED":!0,"* ARIA-EXPANDED":!0,"* ARIA-GOOG-EDITABLE":!0,"* ARIA-HASPOPUP":!0,"* ARIA-HIDDEN":!0,"* ARIA-LABEL":!0,"* ARIA-LABELLEDBY":!0,"* ARIA-MULTILINE":!0,"* ARIA-MULTISELECTABLE":!0,"* ARIA-ORIENTATION":!0,"* ARIA-PLACEHOLDER":!0,"* ARIA-READONLY":!0,"* ARIA-REQUIRED":!0,"* ARIA-ROLEDESCRIPTION":!0,"* ARIA-ROWCOUNT":!0,"* ARIA-ROWINDEX":!0,"* ARIA-SELECTED":!0,"* ABBR":!0, "* ACCEPT":!0,"* ACCESSKEY":!0,"* ALIGN":!0,"* ALT":!0,"* AUTOCOMPLETE":!0,"* AXIS":!0,"* BGCOLOR":!0,"* BORDER":!0,"* CELLPADDING":!0,"* CELLSPACING":!0,"* CHAROFF":!0,"* CHAR":!0,"* CHECKED":!0,"* CLEAR":!0,"* COLOR":!0,"* COLSPAN":!0,"* COLS":!0,"* COMPACT":!0,"* COORDS":!0,"* DATETIME":!0,"* DIR":!0,"* DISABLED":!0,"* ENCTYPE":!0,"* FACE":!0,"* FRAME":!0,"* HEIGHT":!0,"* HREFLANG":!0,"* HSPACE":!0,"* ISMAP":!0,"* LABEL":!0,"* LANG":!0,"* MAX":!0,"* MAXLENGTH":!0,"* METHOD":!0,"* MULTIPLE":!0, "* NOHREF":!0,"* NOSHADE":!0,"* NOWRAP":!0,"* OPEN":!0,"* READONLY":!0,"* REQUIRED":!0,"* REL":!0,"* REV":!0,"* ROLE":!0,"* ROWSPAN":!0,"* ROWS":!0,"* RULES":!0,"* SCOPE":!0,"* SELECTED":!0,"* SHAPE":!0,"* SIZE":!0,"* SPAN":!0,"* START":!0,"* SUMMARY":!0,"* TABINDEX":!0,"* TITLE":!0,"* TYPE":!0,"* VALIGN":!0,"* VALUE":!0,"* VSPACE":!0,"* WIDTH":!0},Qh={"* USEMAP":!0,"* ACTION":!0,"* CITE":!0,"* HREF":!0,"* LONGDESC":!0,"* SRC":!0,"LINK HREF":!0,"* FOR":!0,"* HEADERS":!0,"* NAME":!0,"A TARGET":!0, "* CLASS":!0,"* ID":!0,"* STYLE":!0};var Rh="undefined"!=typeof WeakMap&&-1!=WeakMap.toString().indexOf("[native code]"),Sh=0;function Th(){this.j=[];this.i=[];this.g="data-elementweakmap-index-"+Sh++}Th.prototype.set=function(a,b){if(zg(kg,a,"hasAttribute",[this.g])){var c=parseInt(zg(lg,a,"getAttribute",[this.g])||null,10);this.i[c]=b}else c=this.i.push(b)-1,Bg(a,this.g,c.toString()),this.j.push(a);return this}; Th.prototype.get=function(a){if(zg(kg,a,"hasAttribute",[this.g]))return a=parseInt(zg(lg,a,"getAttribute",[this.g])||null,10),this.i[a]};Th.prototype.clear=function(){this.j.forEach(function(a){zg(ng,a,"removeAttribute",[this.g])},this);this.j=[];this.i=[]};var Uh=!z||Gc(10),Vh=!z||null==document.documentMode;function Wh(){};var Xh={APPLET:!0,AUDIO:!0,BASE:!0,BGSOUND:!0,EMBED:!0,FORM:!0,IFRAME:!0,ISINDEX:!0,KEYGEN:!0,LAYER:!0,LINK:!0,META:!0,OBJECT:!0,SCRIPT:!0,SVG:!0,STYLE:!0,TEMPLATE:!0,VIDEO:!0};var Yh={A:!0,ABBR:!0,ACRONYM:!0,ADDRESS:!0,AREA:!0,ARTICLE:!0,ASIDE:!0,B:!0,BDI:!0,BDO:!0,BIG:!0,BLOCKQUOTE:!0,BR:!0,BUTTON:!0,CAPTION:!0,CENTER:!0,CITE:!0,CODE:!0,COL:!0,COLGROUP:!0,DATA:!0,DATALIST:!0,DD:!0,DEL:!0,DETAILS:!0,DFN:!0,DIALOG:!0,DIR:!0,DIV:!0,DL:!0,DT:!0,EM:!0,FIELDSET:!0,FIGCAPTION:!0,FIGURE:!0,FONT:!0,FOOTER:!0,FORM:!0,H1:!0,H2:!0,H3:!0,H4:!0,H5:!0,H6:!0,HEADER:!0,HGROUP:!0,HR:!0,I:!0,IMG:!0,INPUT:!0,INS:!0,KBD:!0,LABEL:!0,LEGEND:!0,LI:!0,MAIN:!0,MAP:!0,MARK:!0,MENU:!0,METER:!0,NAV:!0, NOSCRIPT:!0,OL:!0,OPTGROUP:!0,OPTION:!0,OUTPUT:!0,P:!0,PRE:!0,PROGRESS:!0,Q:!0,S:!0,SAMP:!0,SECTION:!0,SELECT:!0,SMALL:!0,SOURCE:!0,SPAN:!0,STRIKE:!0,STRONG:!0,STYLE:!0,SUB:!0,SUMMARY:!0,SUP:!0,TABLE:!0,TBODY:!0,TD:!0,TEXTAREA:!0,TFOOT:!0,TH:!0,THEAD:!0,TIME:!0,TR:!0,TT:!0,U:!0,UL:!0,VAR:!0,WBR:!0};var Zh={"ANNOTATION-XML":!0,"COLOR-PROFILE":!0,"FONT-FACE":!0,"FONT-FACE-SRC":!0,"FONT-FACE-URI":!0,"FONT-FACE-FORMAT":!0,"FONT-FACE-NAME":!0,"MISSING-GLYPH":!0}; function $h(a){a=a||new ai;bi(a);this.i=Zc(a.g);this.N=Zc(a.ua);this.j=Zc(a.va);this.oa=a.na;a.Ca.forEach(function(b){if(!Lb(b,"data-"))throw new eb('Only "data-" attributes allowed, got: %s.',[b]);if(Lb(b,"data-sanitizer-"))throw new eb('Attributes with "%s" prefix are not allowed, got: %s.',["data-sanitizer-",b]);this.i["* "+b.toUpperCase()]=ci},this);a.Ba.forEach(function(b){b=b.toUpperCase();if(!Yb(b,"-")||Zh[b])throw new eb("Only valid custom element tag names allowed, got: %s.",[b]);this.j[b]= !0},this);this.ma=a.j;this.o=a.Pa;this.s=null;this.O=a.oa}u($h,Wh);function di(a){return function(b,c){return(b=a(Ob(b),c))&&"about:invalid#zClosurez"!=ud(b)?ud(b):null}}function ai(){this.g={};v([Ph,Qh],function(a){Tc(a).forEach(function(b){this.g[b]=ci},this)},this);this.i={};this.Ca=[];this.Ba=[];this.ua=Zc(Xh);this.va=Zc(Yh);this.na=!1;this.ma=zd;this.O=this.s=this.o=this.j=Mc;this.Pa=null;this.N=this.oa=!1} function ei(a,b){return function(c,d,e,g){c=a(c,d,e,g);return null==c?null:b(c,d,e,g)}}function fi(a,b,c,d){a[c]&&!b[c]&&(a[c]=ei(a[c],d))} function bi(a){if(a.N)throw Error("HtmlSanitizer.Builder.build() can only be used once.");fi(a.g,a.i,"* USEMAP",gi);var b=di(a.ma);["* ACTION","* CITE","* HREF"].forEach(function(d){fi(this.g,this.i,d,b)},a);var c=di(a.j);["* LONGDESC","* SRC","LINK HREF"].forEach(function(d){fi(this.g,this.i,d,c)},a);["* FOR","* HEADERS","* NAME"].forEach(function(d){fi(this.g,this.i,d,t(hi,this.o))},a);fi(a.g,a.i,"A TARGET",t(ii,["_blank","_self"]));fi(a.g,a.i,"* CLASS",t(ji,a.s));fi(a.g,a.i,"* ID",t(ki,a.s));fi(a.g, a.i,"* STYLE",t(a.O,c));a.N=!0}function li(a,b){a||(a="*");return(a+" "+b).toUpperCase()}function ci(a){return Ob(a)}function ii(a,b){b=Ob(b);return nb(a,b.toLowerCase())?b:null}function gi(a){return(a=Ob(a))&&"#"==a.charAt(0)?a:null}function hi(a,b,c){return a(Ob(b),c)}function ji(a,b,c){b=b.split(/(?:\s+)/);for(var d=[],e=0;e"+b+""),Sg(b),b=b.innerHTML);b=Zd(b);var c=document.createElement("template");if(Vh&&"content"in c)oe(c,b),c=c.content;else{var d=document.implementation.createHTMLDocument("x");c=d.body;oe(d.body,b)}b=document.createTreeWalker(c,NodeFilter.SHOW_ELEMENT|NodeFilter.SHOW_TEXT,null,!1);for(c=Rh? new WeakMap:new Th;d=b.nextNode();){c:{var e=d;switch(Fg(e)){case 3:e=mi(this,e);break c;case 1:if("TEMPLATE"==Eg(e).toUpperCase())e=null;else{var g=Eg(e).toUpperCase();if(g in this.N||"http://www.w3.org/1999/xhtml"!=Jg(e))var h=null;else this.j[g]?h=document.createElement(g):(h=F("SPAN"),this.oa&&Bg(h,"data-sanitizer-original-tag",g.toLowerCase()));if(h){var k=h,l=Ag(e);if(null!=l)for(var m=0;g=l[m];m++)if(g.specified){var p=e;var w=g;var D=w.name;if(Lb(D,"data-sanitizer-"))w=null;else{var E=Eg(p); w=w.value;var G={tagName:Ob(E).toLowerCase(),attributeName:Ob(D).toLowerCase()},P={il:void 0};"style"==G.attributeName&&(P.il=Cg(p));p=li(E,D);p in this.i?(D=this.i[p],w=D(w,G,P)):(D=li(null,D),D in this.i?(D=this.i[D],w=D(w,G,P)):w=null)}null!==w&&Bg(k,g.name,w)}e=h}else e=null}break c;default:e=null}}if(e){if(1==Fg(e)&&c.set(d,e),d=Gg(d),g=!1,d)h=Fg(d),k=Eg(d).toLowerCase(),l=Gg(d),11!=h||l?"body"==k&&l&&(h=Gg(l))&&!Gg(h)&&(g=!0):g=!0,h=null,g||!d?h=a:1==Fg(d)&&(h=c.get(d)),h.content&&(h=h.content), h.appendChild(e)}else sf(d)}c.clear&&c.clear()}else a=F("SPAN");0")+1,a.lastIndexOf(""))}else a="";return Zd(a)};function mi(a,b){var c=b.data;(b=Gg(b))&&"style"==Eg(b).toLowerCase()&&!("STYLE"in a.N)&&"STYLE"in a.j&&(c=Sd(Pg(c,a.s,r(function(d,e){return this.ma(d,{qt:e})},a))));return document.createTextNode(c)};function ni(a){return(new $h(new ai)).g(a)};/* SPDX-License-Identifier: Apache-2.0 */ var oi;try{new URL("s://g"),oi=!0}catch(a){oi=!1}var pi=oi;function qi(a){if(!pi){a:{var b=document.createElement("a");try{b.href=a}catch(c){a=void 0;break a}a=-1!==[":",""].indexOf(b.protocol)?"https:":b.protocol}return a}try{b=new URL(a)}catch(c){return"https:"}return b.protocol}var ri=["data:","http:","https:","mailto:","ftp:"];function si(a){var b;a instanceof sd?b=ud(a):b="javascript:"===qi(a)?"about:invalid":a;return b};var ti={};function ui(){}function vi(a){this.g=a}n(vi,ui);vi.prototype.toString=function(){return this.g};function N(a,b){if(void 0!==a.tagName){if("script"===a.tagName.toLowerCase())throw Error("Use setTextContent with a SafeScript.");if("style"===a.tagName.toLowerCase())throw Error("Use setTextContent with a SafeStyleSheet.");}a.innerHTML=Xd(b)} function wi(a,b){var c=xi;if(0===c.length)throw Error("No prefixes are provided");if(c.map(function(d){if(d instanceof vi)d=d.g;else throw Error("");return d}).every(function(d){return 0!=="value".indexOf(d)}))throw Error('Attribute "value" does not match any of the allowed prefixes.');a.setAttribute("value",b)};function yi(a){var b,c,d=null==(c=(b=(a.ownerDocument&&a.ownerDocument.defaultView||window).document).querySelector)?void 0:c.call(b,"script[nonce]");(b=d?d.nonce||d.getAttribute("nonce")||"":"")&&a.setAttribute("nonce",b)};function zi(a){a&&"function"==typeof a.Ha&&a.Ha()};function Ai(){this.Nd=this.Nd;this.Pa=this.Pa}Ai.prototype.Nd=!1;Ai.prototype.Ha=function(){this.Nd||(this.Nd=!0,this.wa())};function Bi(a,b){b=t(zi,b);a.Nd?b():(a.Pa||(a.Pa=[]),a.Pa.push(b))}Ai.prototype.wa=function(){if(this.Pa)for(;this.Pa.length;)this.Pa.shift()()};function Ci(a){this.id=a}Ci.prototype.toString=function(){return this.id};function Di(a,b){this.type=a instanceof Ci?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.g=!1}Di.prototype.stopPropagation=function(){this.g=!0};Di.prototype.preventDefault=function(){this.defaultPrevented=!0};function Ei(a){a.preventDefault()};var Fi=function(){if(!q.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});try{q.addEventListener("test",function(){},b),q.removeEventListener("test",function(){},b)}catch(c){}return a}();function Gi(a,b){Di.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.im=!1;this.pointerId=0;this.pointerType="";this.Ob=null;a&&this.Kl(a,b)}u(Gi,Di);var Hi={2:"touch",3:"pen",4:"mouse"}; Gi.prototype.Kl=function(a,b){var c=this.type=a.type,d=a.changedTouches&&a.changedTouches.length?a.changedTouches[0]:null;this.target=a.target||a.srcElement;this.currentTarget=b;(b=a.relatedTarget)?nc&&(ic(b,"nodeName")||(b=null)):"mouseover"==c?b=a.fromElement:"mouseout"==c&&(b=a.toElement);this.relatedTarget=b;d?(this.clientX=void 0!==d.clientX?d.clientX:d.pageX,this.clientY=void 0!==d.clientY?d.clientY:d.pageY,this.screenX=d.screenX||0,this.screenY=d.screenY||0):(this.offsetX=oc||void 0!==a.offsetX? a.offsetX:a.layerX,this.offsetY=oc||void 0!==a.offsetY?a.offsetY:a.layerY,this.clientX=void 0!==a.clientX?a.clientX:a.pageX,this.clientY=void 0!==a.clientY?a.clientY:a.pageY,this.screenX=a.screenX||0,this.screenY=a.screenY||0);this.button=a.button;this.keyCode=a.keyCode||0;this.key=a.key||"";this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.im=qc?a.metaKey:a.ctrlKey;this.pointerId=a.pointerId||0;this.pointerType= "string"===typeof a.pointerType?a.pointerType:Hi[a.pointerType]||"";this.state=a.state;this.Ob=a;a.defaultPrevented&&Gi.ta.preventDefault.call(this)};function Ii(a){return 0==a.Ob.button&&!(qc&&a.ctrlKey)}Gi.prototype.stopPropagation=function(){Gi.ta.stopPropagation.call(this);this.Ob.stopPropagation?this.Ob.stopPropagation():this.Ob.cancelBubble=!0};Gi.prototype.preventDefault=function(){Gi.ta.preventDefault.call(this);var a=this.Ob;a.preventDefault?a.preventDefault():a.returnValue=!1};var Ji="closure_listenable_"+(1E6*Math.random()|0);function Ki(a){return!(!a||!a[Ji])};var Li=0;function Mi(a,b,c,d,e){this.listener=a;this.proxy=null;this.src=b;this.type=c;this.capture=!!d;this.Ej=e;this.key=++Li;this.nh=this.kj=!1}function Ni(a){a.nh=!0;a.listener=null;a.proxy=null;a.src=null;a.Ej=null};function Oi(a){this.src=a;this.g={};this.i=0}f=Oi.prototype;f.add=function(a,b,c,d,e){var g=a.toString();a=this.g[g];a||(a=this.g[g]=[],this.i++);var h=Pi(a,b,d,e);-1>>0);function Vi(a){if("function"===typeof a)return a;a[dj]||(a[dj]=function(b){return a.handleEvent(b)});return a[dj]};function ej(a){Ai.call(this);this.N=a;this.j={}}u(ej,Ai);var fj=[];f=ej.prototype;f.ka=function(a,b,c,d){return gj(this,a,b,c,d)};function hj(a,b,c,d,e){gj(a,b,c,d,!1,e)}function gj(a,b,c,d,e,g){Array.isArray(c)||(c&&(fj[0]=c.toString()),c=fj);for(var h=0;h=a.keyCode)return!1;if(nj(a.keyCode))return!0;switch(a.keyCode){case 18:case 20:case 93:case 17:case 40:case 35:case 27:case 36:case 45:case 37:case 224:case 91:case 144:case 12:case 34:case 33:case 19:case 255:case 44:case 39:case 145:case 16:case 38:case 252:case 224:case 92:return!1;case 0:return!nc;default:return 166>a.keyCode||183=a||96=a||65=a||(oc||lc)&&0==a)return!0;switch(a){case 32:case 43:case 63:case 64:case 107:case 109:case 110:case 111:case 186:case 59:case 189:case 187:case 61:case 188:case 190:case 191:case 192:case 222:case 219:case 220:case 221:case 163:case 58:return!0;case 173:return nc;default:return!1}}function pj(a){if(nc)a=qj(a);else if(qc&&oc)switch(a){case 93:a=91}return a} function qj(a){switch(a){case 61:return 187;case 59:return 186;case 173:return 189;case 224:return 91;case 0:return 224;default:return a}};function rj(a){if(a.qc&&"function"==typeof a.qc)return a.qc();if("undefined"!==typeof Map&&a instanceof Map||"undefined"!==typeof Set&&a instanceof Set)return Array.from(a.values());if("string"===typeof a)return a.split("");if(Ra(a)){for(var b=[],c=a.length,d=0;dc&&(c=a.length);var d=a.indexOf("?");if(0>d||d>c){d=c;var e=""}else e=a.substring(d+1,c);a=[a.slice(0,d),e,a.slice(c)];c=a[1];a[1]=b?c?c+"&"+b:b:c;a=a[0]+(a[1]?"?"+a[1]:"")+a[2]}return a}function xj(a,b,c,d){for(var e=c.length;0d)return null;var e=b.indexOf("&",d);if(0>e||e>c)e=c;d+=a.length+1;return He(b.slice(d,-1!==e?e:0))}var Aj=/[?&]($|#)/;function R(a,b){this.i=this.O=this.o="";this.ma=null;this.g=this.s="";this.N=!1;var c;a instanceof R?(this.N=void 0!==b?b:a.N,Bj(this,a.o),this.O=a.O,this.i=a.i,Cj(this,a.ma),Dj(this,a.s),Ej(this,a.j.clone()),this.g=a.g):a&&(c=String(a).match(uj))?(this.N=!!b,Bj(this,c[1]||"",!0),this.O=Fj(c[2]||""),this.i=Fj(c[3]||"",!0),Cj(this,c[4]),Dj(this,c[5]||"",!0),Ej(this,c[6]||"",!0),this.g=Fj(c[7]||"")):(this.N=!!b,this.j=new Gj(null,this.N))} R.prototype.toString=function(){var a=[],b=this.o;b&&a.push(Hj(b,Ij,!0),":");var c=this.i;if(c||"file"==b)a.push("//"),(b=this.O)&&a.push(Hj(b,Ij,!0),"@"),a.push(encodeURIComponent(String(c)).replace(/%25([0-9a-fA-F]{2})/g,"%$1")),c=this.ma,null!=c&&a.push(":",String(c));if(c=this.s)this.i&&"/"!=c.charAt(0)&&a.push("/"),a.push(Hj(c,"/"==c.charAt(0)?Jj:Kj,!0));(c=this.j.toString())&&a.push("?",c);(c=this.g)&&a.push("#",Hj(c,Lj));return a.join("")}; R.prototype.resolve=function(a){var b=this.clone(),c=!!a.o;c?Bj(b,a.o):c=!!a.O;c?b.O=a.O:c=!!a.i;c?b.i=a.i:c=null!=a.ma;var d=a.s;if(c)Cj(b,a.ma);else if(c=!!a.s){if("/"!=d.charAt(0))if(this.i&&!this.s)d="/"+d;else{var e=b.s.lastIndexOf("/");-1!=e&&(d=b.s.slice(0,e+1)+d)}e=d;if(".."==e||"."==e)d="";else if(Yb(e,"./")||Yb(e,"/.")){d=Lb(e,"/");e=e.split("/");for(var g=[],h=0;hb)throw Error("Bad port number "+b);a.ma=b}else a.ma=null}function Dj(a,b,c){a.s=c?Fj(b,!0):b}function Ej(a,b,c){b instanceof Gj?(a.j=b,Mj(a.j,a.N)):(c||(b=Hj(b,Nj)),a.j=new Gj(b,a.N))} R.prototype.getQuery=function(){return this.j.toString()};function S(a,b,c){a.j.set(b,c);return a}function T(a,b){return a.j.get(b)}function Oj(a,b){a.j.remove(b)}function Fj(a,b){return a?b?decodeURI(a.replace(/%25/g,"%2525")):decodeURIComponent(a):""}function Hj(a,b,c){return"string"===typeof a?(a=encodeURI(a).replace(b,Pj),c&&(a=a.replace(/%25([0-9a-fA-F]{2})/g,"%$1")),a):null}function Pj(a){a=a.charCodeAt(0);return"%"+(a>>4&15).toString(16)+(a&15).toString(16)} var Ij=/[#\/\?@]/g,Kj=/[#\?:]/g,Jj=/[#\?]/g,Nj=/[#\?@]/g,Lj=/#/g;function Gj(a,b){this.i=this.g=null;this.j=a||null;this.s=!!b}function Qj(a){a.g||(a.g=new Map,a.i=0,a.j&&vj(a.j,function(b,c){a.add(He(b),c)}))}function Rj(a){var b=sj(a);if("undefined"==typeof b)throw Error("Keys are undefined");var c=new Gj(null);a=rj(a);for(var d=0;da.i&&(a.i++,b.next=a.g,a.g=b)};function fk(a,b){var c=a;b&&(c=r(a,b));c=gk(c);"function"!==typeof q.setImmediate||q.Window&&q.Window.prototype&&!y("Edge")&&q.Window.prototype.setImmediate==q.setImmediate?(hk||(hk=ik()),hk(c)):q.setImmediate(c)}var hk; function ik(){var a=q.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!y("Presto")&&(a=function(){var e=F("IFRAME");e.style.display="none";document.documentElement.appendChild(e);var g=e.contentWindow;e=g.document;e.open();e.close();var h="callImmediate"+Math.random(),k="file:"==g.location.protocol?"*":g.location.protocol+"//"+g.location.host;e=r(function(l){if(("*"==k||l.origin==k)&&l.data==h)this.port1.onmessage()},this);g.addEventListener("message", e,!1);this.port1={};this.port2={postMessage:function(){g.postMessage(h,k)}}});if("undefined"!==typeof a&&!bc()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(void 0!==c.next){c=c.next;var e=c.cb;c.cb=null;e()}};return function(e){d.next={cb:e};d=d.next;b.port2.postMessage(0)}}return function(e){q.setTimeout(e,0)}}var gk=Oc;function jk(a){q.setTimeout(function(){throw a;},0)};function kk(){this.i=this.g=null}kk.prototype.add=function(a,b){var c=lk.get();c.set(a,b);this.i?this.i.next=c:this.g=c;this.i=c};kk.prototype.remove=function(){var a=null;this.g&&(a=this.g,this.g=this.g.next,this.g||(this.i=null),a.next=null);return a};var lk=new dk(function(){return new mk},function(a){return a.reset()});function mk(){this.next=this.g=this.Pe=null}mk.prototype.set=function(a,b){this.Pe=a;this.g=b;this.next=null};mk.prototype.reset=function(){this.next=this.g=this.Pe=null};var nk,ok=!1,pk=new kk;function qk(a,b){nk||rk();ok||(nk(),ok=!0);pk.add(a,b)}function rk(){if(q.Promise&&q.Promise.resolve){var a=q.Promise.resolve(void 0);nk=function(){a.then(sk)}}else nk=function(){fk(sk)}}function sk(){for(var a;a=pk.remove();){try{a.Pe.call(a.g)}catch(b){jk(b)}ek(lk,a)}ok=!1};function tk(a){if(!a)return!1;try{return!!a.$goog_Thenable}catch(b){return!1}};function uk(a){this.g=0;this.O=void 0;this.s=this.i=this.j=null;this.o=this.N=!1;if(a!=Nc)try{var b=this;a.call(void 0,function(c){vk(b,2,c)},function(c){vk(b,3,c)})}catch(c){vk(this,3,c)}}function wk(){this.next=this.context=this.i=this.j=this.g=null;this.s=!1}wk.prototype.reset=function(){this.context=this.i=this.j=this.g=null;this.s=!1};var xk=new dk(function(){return new wk},function(a){a.reset()});function yk(a,b,c){var d=xk.get();d.j=a;d.i=b;d.context=c;return d} function zk(){var a,b,c=new uk(function(d,e){a=d;b=e});return new Ak(c,a,b)}uk.prototype.then=function(a,b,c){return Bk(this,"function"===typeof a?a:null,"function"===typeof b?b:null,c)};uk.prototype.$goog_Thenable=!0;uk.prototype.cancel=function(a){if(0==this.g){var b=new Ck(a);qk(function(){Dk(this,b)},this)}}; function Dk(a,b){if(0==a.g)if(a.j){var c=a.j;if(c.i){for(var d=0,e=null,g=null,h=c.i;h&&(h.s||(d++,h.g==a&&(e=h),!(e&&1"+a+"\x3c/script>"))}function el(a){return a.replace(/&/g,"&").replace(/,"<").replace(/>/g,">").replace(/"/g,""").replace(/'/g,"'")};function fl(a){var b=document.createElement("template");if(!("content"in b)){b=Zd(""+a);b=(new DOMParser).parseFromString(Xd(b),"text/html");for(a=b.createDocumentFragment();0

"+jt(null!=c?c:"")+"

")};function wt(a,b){this.j=a;this.N=!!b;this.s={0:this.j+"-arrowright",1:this.j+"-arrowup",2:this.j+"-arrowdown",3:this.j+"-arrowleft"}}n(wt,Ur);f=wt.prototype;f.Wj=function(a){this.i=a};f.setPosition=function(a,b,c,d){null!=a&&(this.jj=a);null!=b&&(this.Wk=b);"number"===typeof c&&(this.lo=Math.max(c,15));"number"===typeof d&&(this.bm=d)};f.Tc=function(a,b,c){a=this.Wk;2==a&&(a=0);xt(this,this.jj,(yt(this.jj),a),2==this.Wk?yt(this.jj)?this.g.offsetHeight/2:this.g.offsetWidth/2:this.lo,0,c)}; function xt(a,b,c,d,e,g){if(a.i){var h=zt(b,c);var k=a.i;var l=a.g,m=a.Ea,p=L(k);a:{p=(yt(b)?p.height/2:p.width/2)-d;var w=Xr(k,h);if(m)m=m.clone(),l&&(l=Wr(l),m.left+=l.x,m.right+=l.x,m.top+=l.y,m.bottom+=l.y);else if(m=qh(k),!m){k=p;break a}k=Zg(Ah(k));yt(b)?k.topm.bottom&&w&1&&(p-=k.bottom-m.bottom):k.leftm.right&&w&4&&(p-=k.right-m.right);k=p}k=yt(b)?new A(a.bm,k):new A(k,a.bm);p=yt(b)?6:9;a.Uk&&2==e&&(p=yt(b)?4:1); w=b^3;yt(b)&&"rtl"==a.i.dir&&(w=b);h=Vr(a.i,zt(w,c),a.g,h,k,g,a.Ll?p:0,void 0,a.Ea);if(2!=e&&h&496){xt(a,b^3,c,d,a.Uk&&0==e?1:2,g);return}!a.N||h&496||(e=parseFloat(a.g.style.left),g=parseFloat(a.g.style.top),isFinite(e)&&0==e%1&&isFinite(g)&&0==g%1||kh(a.g,Math.round(e),Math.round(g)))}At(a,b,c,d)} function At(a,b,c,d){var e=a.o;Rc(a.s,function(g){Kb(e,g,!1)},a);x(e,a.s[b]);e.style.top=e.style.left=e.style.right=e.style.bottom="";a.i?(c=vh(a.i,a.g),d=Bt(a.i,b),yt(b)?e.style.top=Ct(c.y+d.y,a.g.offsetHeight-15)+"px":e.style.left=Ct(c.x+d.x,a.g.offsetWidth-15)+"px"):e.style[0==c?yt(b)?"top":"left":yt(b)?"bottom":"right"]=d+"px"}function Ct(a,b){return 15>b?15:xe(a,15,b)}function zt(a,b){switch(a){case 2:return 0==b?1:5;case 1:return 0==b?0:4;case 0:return 0==b?12:13;default:return 0==b?8:9}} function Bt(a,b){var c=0,d=0;a=L(a);switch(b){case 2:c=a.width/2;break;case 1:c=a.width/2;d=a.height;break;case 0:d=a.height/2;break;case 3:c=a.width,d=a.height/2}return new A(c,d)}function yt(a){return 0==a||3==a}f.Ll=!1;f.Wk=2;f.lo=20;f.jj=3;f.Ea=null;f.bm=-5;f.Uk=!1;function Dt(a){Ai.call(this);this.i=a||Ue()}n(Dt,Ai);Dt.prototype.o=function(){wm(this.ha(),"tooltip");X(this.ha(),"live","polite")};function Et(a){Dt.call(this,a);this.g=this.i.Ra("DIV",Ft()+"-contentId");this.j=this.i.Ra("DIV",Ft()+"-arrow",this.i.Ra("DIV",Ft()+"-arrowimplbefore"),this.i.Ra("DIV",Ft()+"-arrowimplafter"));this.s=this.i.Ra("DIV",{"class":Ft(),role:"tooltip"},this.g,this.j);this.o()}n(Et,Dt);function Ft(){return"jfk-tooltip"}Et.prototype.ha=function(){return this.s};Et.prototype.wa=function(){Dt.prototype.wa.call(this);this.s&&H(this.s)};function Gt(a){Et.call(this,a)}n(Gt,Et);Gt.prototype.o=function(){wm(this.ha(),"tooltip")};function Ht(a){return Je(Ob(a.replace(It,function(b,c){return Jt.test(c)?"":" "}).replace(/[\t\n ]+/g," ")))}var Jt=/^(?:abbr|acronym|address|b|em|i|small|strong|su[bp]|u)$/i,It=/]*)?>/gi;function Kt(a){a=a||Ue();var b=Ta(a.g);Lt[b]||(Lt[b]=new Mt(a))}function Nt(a,b){var c=b instanceof Vd?Ht(Wd(b)):b;a.removeAttribute("title");a.removeAttribute("data-tooltip-contained");a.removeAttribute("data-tooltip");b?(b instanceof Vd?a.i=b:(a.setAttribute("data-tooltip",b),a.i=null),a.setAttribute("aria-label",c)):(a.i=null,a.removeAttribute("aria-label"));Kt(Ue(a))}var Lt={}; function Mt(a){ej.call(this);this.va=a;this.ua=new cm(this.Lw,0,this);Bi(this,this.ua);var b=lf();this.ma="function"===typeof b.MutationObserver?new b.MutationObserver(r(this.Qt,this)):null;a=a.g;this.ka(a,"mouseout mousedown click blur focusout keydown".split(" "),this.kt,!0);this.ka(a,["mouseover","focus","focusin"],this.uw,!0)}n(Mt,ej);f=Mt.prototype;f.wa=function(){Ot(this);ej.prototype.wa.call(this)}; function Pt(a,b){switch(b.type){case "mousedown":case "mouseover":case "mouseout":case "click":a.Ba=!1;break;case "keydown":a.Ba=!0}}f.uw=function(a){this.ma&&this.ma.disconnect();Pt(this,a);var b=a.target;a="focus"==a.type||"focusin"==a.type;var c=this.g&&Cf(this.g.g,b);if(this.Ba||!a||c){this.Ca=a;if(a=b&&b.getAttribute&&this.ma)a=b.getAttribute("role")||null,a=nb(vm,a);a&&(this.ma.observe(b,{attributes:!0}),(a=ym(b))&&(b=a));this.s=b}else this.s=null;Qt(this)}; f.kt=function(a){Pt(this,a);var b=a.target;b=this.g&&Cf(this.g.g,b);if("mousedown"!=a.type&&"click"!=a.type||!b)this.s=null,Qt(this)};f.Qt=function(a){v(a,r(function(b){var c=ym(b.target);c&&"aria-activedescendant"==b.attributeName&&(this.s=c,Qt(this))},this))};function Qt(a){if(!(a.ua.isActive()&&a.i&&a.O)){Ot(a);var b=null!=a.O?a.O:50;a.ua.start(a.i?b:300)}}function Ot(a){a.oa&&(Ok(a.oa),a.oa=0,a.i=null)} f.Lw=function(){if(!this.s)Rt(this),this.O=this.i=null;else if(!(this.i&&this.g&&Cf(this.g.ha(),this.s))||this.i.getAttribute("data-tooltip-unhoverable")){var a=Nf(this.s,function(k){return k.getAttribute&&(k.getAttribute("data-tooltip-contained")||k.getAttribute("data-tooltip")||k.i)&&!k.getAttribute("data-tooltip-suspended")}),b=!1;this.i&&this.i!=a&&(Rt(this),this.O=this.i=null,b=!0);if(!this.i&&a&&(this.i=a,!(a.getAttribute("data-tooltip-only-on-overflow")&&a.offsetWidth>=a.scrollWidth&&a.offsetHeight>= a.scrollHeight||this.Ca&&"mouse"==a.getAttribute("data-tooltip-trigger")))){var c=ge;if(a.getAttribute("data-tooltip-contained"))for(var d=af("jfk-tooltip-data",a),e=0;e=Xg(this.Ka,this.O))}if(b){if(this.Ci(),this.Yb=null,b=this.oa)b.Yb=null}else 3==ju(this)&&this.Rg();qu.ta.ih.call(this,a)};f.Hl=function(){this.Yb!=this.ha()&&(this.Ji=!1,this.Yb=this.ha())};f.Al=function(){return this.Ji?100:qu.ta.Al.call(this)};function su(a,b){a=new qu(a);a.rm(Ms(sl(b.innerHTML,{af:"0954fe00-75b6-49fb-8f60-c8631eadc3e0"})));a.className="buy-tip-card";a.va=new Ug(5,5,5,5);a.nj=!0;a.rh=500;a.ki=250};function tu(a,b){this.Db=a||200;this.wb=b||108;W.call(this)}u(tu,W);tu.prototype.Eb=function(){return this.Db};tu.prototype.Cb=function(){return this.wb};function uu(a){hu.call(this,a,void 0,void 0);this.Go=!1;this.nj=!0;this.rh=500}n(uu,qu);uu.prototype.dk=function(a,b){b||(b=new $r(a,9,!0));qu.prototype.dk.call(this,a,b)};uu.prototype.className="unified-hovercard";var vu="ganpub ganclk dapp source_ip source_country source_domain authuser".split(" ");function wu(a){var b=void 0===b?window.location.href:b;var c=new R(b);S(a,"hl","en");(b=T(c,"output"))&&S(a,"output",b);b=T(c,"source");"ge-ipad-app"==b?(S(a,"dapp","2"),Oj(a,"output")):"ge-tablet-app"==b?(S(a,"dapp","4"),Oj(a,"output")):"ge-ip-app"==b?S(a,"dapp","1"):"ge-android-app"==b&&S(a,"dapp","3");T(c,"authuser")||Oj(a,"authuser");vu.forEach(function(d){var e=T(c,d);e&&S(a,d,e)})};function xu(a,b,c){Ai.call(this);this.i=null;this.data=a;this.g=b;this.maxWidth=c||500}n(xu,Ai);xu.prototype.wa=function(){this.i&&this.i.Ha()};function yu(a){return a.i||(a.i=new ej(a))} xu.prototype.j=function(a){var b=C("DIV"),c=new R(this.data.Aa.jh||this.data.Aa.Yp);this.data.Aa.source&&S(c,"source",this.data.Aa.source);var d=this.data.kb();this.data.Aa.wq&&(d+=": "+this.data.Aa.wq);d=C("A",{},d);d.classList.add(this.g+"-title");pe(d,c.toString());b.appendChild(d);a.appendChild(b);zu(this,a);b=C("DIV");if("number"===typeof(this.data.Aa.bq||0)){d=this.data.Aa.bq||0;c=Math.floor(d);d=0)|()/ig,Cu={VIEW_PAGES_PARTIAL:2,VIEW_PAGES_ALL:5,VIEW_PAGES_PARTIAL_FIXED:6,VIEW_PURCHASED:7,VIEW_GOOGLE_EDITIONS_PREVIEW:8};function Du(){this.Aa={}}f=Du.prototype;f.kb=function(){return this.Aa.title};f.ac=function(){return this.Aa.Hm};f.Xd=function(){return this.Aa.Xd};f.Ml=function(){return this.Aa.Ml};f.lg=function(){return this.Aa.lg};f.oi=function(){return this.Aa.oi};function Eu(){this.g=[]}f=Eu.prototype;f.getId=function(){return this.Ab};f.oh=function(a){this.Ab=a};f.kb=function(){return this.Jc};f.ah=function(){return this.s};function Fu(a,b,c){Gu(a,b)||null==a.ma||!a.j?c&&c(null):Hu(b,a.ma.clone(),r(a.et,a,b,c||function(){}))}function Iu(a,b,c){Gu(a,b)&&null!=a.oa&&a.na?Hu(b,a.oa.clone(),r(a.ut,a,b,c||function(){})):c&&c(null)}function Hu(a,b,c){S(b,"id",a);Tk(b,c,"POST")}f.et=function(a,b,c){var d=null;al(c.target)&&(d=new Du,d.Aa.Hm=a,this.g.push(d));b(d)}; f.ut=function(a,b,c){var d=null;al(c.target)&&(d=Gu(this,a),Ju(this,d));b(d)};function Ju(a,b){rb(a.g,function(c){return c.ac()==b.ac()})}function Gu(a,b){return lb(a.g,function(c){return c&&c.ac()==b})};function Ku(a){this.Aa={};this.Aa.title=a.title;this.Aa.wq=a.subtitle;this.Aa.Xk=a.authors;this.Aa.Yp=a.preview_url;this.Aa.jh=a.info_url;this.Aa.Rj=a.pub_date;this.Aa.Jp=a.num_pages;this.Aa.Hq=a.viewability;this.Aa.Nx=a.subject;this.Aa.zq=a.thumbnail_url;this.Aa.Am=a.snippet;this.Aa.Cx=a.list_price;this.Aa.lq=a.sale_price;this.Aa.Jx=a.sale_price_better;this.Aa.Dv=a.offer_price;this.Aa.bl=a.buy_url;this.Aa.cq=a.read_url;this.Aa.Jj=a.is_free_ebook||!1;this.Aa.Hj=a.in_my_ebooks||!1;this.Aa.Dx=a.my_ebooks_url|| "";this.Aa.bq=a.rating_score||0;this.Aa.Bv=a.num_reviews||0;this.Aa.Xd=a.is_purchased||!1;this.Aa.ni=a.is_ebook||!1;this.Aa.Rx=a.write_review_url||"";this.Aa.It=a.add_to_my_ebooks_url||"";this.Aa.Yv=a.preview_ebook_url||"";this.Aa.mw=a.reviews_url||"";this.Aa.kk=a.view_order_url||"";this.Aa.tx=a.add_to_my_ebooks_url;this.Aa.dt=a.add_to_my_ebooks_url_is_on_play||!1;this.Aa.Fj=a.has_flowing_text||!1;this.Aa.Gj=a.has_scanned_text||!1;var b=ep(a.info_url);this.Aa.Hm=b;this.Aa.vx=a.canonical_atb_url|| "";this.Aa.Ml=a.is_rentable||!1;this.Aa.ng=a.is_pre_order||!1;this.Aa.Sp=a.on_sale_date||"";this.Aa.lg=a.is_pre_ordered||!1;this.Aa.Bx=a.issue_volume_count||0;this.Aa.oi=a.is_volume_cancelled||!1;this.Aa.gt=a.cancelled_reason||"0";switch(a.rental_state){case 1:this.Aa.Tj=1;break;case 2:this.Aa.Tj=2}this.Aa.iw=a.rental_end_utc||0}n(Ku,Du);function Lu(a){this.g=[];this.oh(a.id);this.o=a.owner_uid;this.Jc=a.title;this.s=a.description;this.va=a.num_volumes;this.Ge=a.access||"0";this.Pa=a.can_modify_metadata;this.O=a.predefined;this.na=a.can_remove_volumes;this.j=a.can_add_volumes;this.ua=a.can_only_add_ebooks||!1;this.ma=new R(a.add_vol_base_url);this.oa=new R(a.del_vol_base_url);void 0!==a.paused&&(this.i=a.paused,this.N=a.pause_bookshelf_url);a.volumes&&(this.g=jb(a.volumes,function(b){return new Ku(b)}))}n(Lu,Eu);function Mu(){W.call(this);this.j=[];this.i=[]}u(Mu,W);function Nu(a){var b=new R(lf().location);b=new R(b);return a===parseInt(T(b,"as_coll"),10)}function Ou(a,b,c){Pu(a,b.getId())||(a=b.O?a.j:a.i,c?vb(a,void 0,0,b):a.push(b))}function Qu(a,b,c){var d=1==b.Ge;a=new R(a);S(a,"cl_title",b.kb());S(a,"cl_mode",d?"public":"private");b="cl_des="+encodeURIComponent(String(b.ah()));Tk(a,c,"POST",b)} Mu.prototype.N=function(a){a=a.target;if(al(a)){a=new Lu(cl(a));var b=Pu(this,a.getId());b.Jc=a.kb();b.s=a.ah();b.Ge=a.Ge;b=new Di("update",this);b.shelf=a;this.dispatchEvent(b)}};Mu.prototype.o=function(a,b){b=b.target;al(b)&&(b=new Lu(cl(b)),Ou(this,b,a),a=new Di("add",this),a.shelf=b,this.dispatchEvent(a))};function Ru(a,b){a.s=new R(b);S(a.s,"jscmd","ClCreate")}function Pu(a,b){return lb(Su(a),function(c){return c.getId()==b})}function Su(a){return Ab(a.j,a.i)};function Tu(a,b){var c=C("A",{},"View order");pe(c,a);c.classList.add(b);return c};function Uu(a,b,c){xu.call(this,a,b,c);T(new R(this.data.Aa.jh),"dapp")}n(Uu,xu); Uu.prototype.render=function(a){sf(a);var b=C("DIV",this.g),c=C("DIV",this.g+"-meta");this.j(c);var d=C("DIV",this.data.Aa.ni?this.g+"-footer":this.g+"-footer-nonebook"),e=C("DIV",this.g+"-footer-inner");if(this.data.Aa.ni)if(this.data.oi()&&Nu(1))Vu(this,e);else if(this.data.Aa.ng&&!this.data.Xd()||this.data.lg()){var g=C("DIV",this.g+"-pre-order-date");g.textContent="Available on: "+this.data.Aa.Sp;e.appendChild(g);this.data.lg()&&Nu(1)&&Vu(this,e)}else if(this.data.Xd()&&Nu(1))Wu(this,e),Vu(this, e);else{Wu(this,e);g=!this.data.Xd()&&!this.data.Aa.Jj;var h=this.data.Aa.Jj&&!this.data.Aa.Hj;if(g||h){g=C("SPAN",{"class":this.g+"-footer-inner-right"});if(h=this.data.Aa.Yv||this.data.Aa.cq){for(var k=h.search(yj),l=0,m,p=[];0this.maxWidth&&K(a,this.maxWidth,"")}; Uu.prototype.j=function(a){if(!(this.data.Xd()||this.data.lg()||this.data.oi())&&this.data.Aa.kk&&Nu(1)){var b=C("IMG",{src:"/googlebooks/images/purchase_error.gif","class":this.g+"-error-icon"});b=C("DIV",this.g+"-card-error",b,"Credit card declined:");if(this.data.Aa.kk){var c=Tu(this.data.Aa.kk,"primary"),d=C("SPAN");d.innerText=" ";b.appendChild(d);b.appendChild(c)}a.appendChild(b)}xu.prototype.j.call(this,a);b=C("DIV",this.g+"-book-options");this.data.Aa.ni?(this.data.Aa.Jj?this.data.Aa.Hj? Xu(this,b):Bu(this,b,"Read eBook",this.data.Aa.It,!this.data.Aa.dt,void 0,"unified-hovercard-free-btn"):this.data.lg()?(c=C("SPAN",this.g+"-pre-ordered","Pre-ordered"),b.appendChild(c)):this.data.oi()&&Nu(1)?(c=C("DIV",this.g+"-cancelled"),d=this.data.Aa.gt,0==d?I(c,"Cancelled - by customer request"):1==d?I(c,"Cancelled - problem with eBook"):2==d?I(c,"Cancelled - price change"):3==d?I(c,"Cancelled - publisher cancellation"):I(c,"Cancelled"),b.appendChild(c)):this.data.Xd()||this.data.Aa.Hj?!this.data.Xd()&& this.data.Aa.Hj?Yu(this,b):this.data.Xd()&&Xu(this,b):Yu(this,b),Nu(7)&&(c=C("SPAN",this.g+"-offline-remove-options"),d=C("SPAN",{id:"unified-hovercard-remove-from-ebooks","class":this.g+"-fake-link"},"Remove from My eBooks"),d.id="hovercard-remove-from-my-ebooks",c.appendChild(d),b.appendChild(c))):(c=this.data.Aa.Yp,Uc(Cu,this.data.Aa.Hq)&&!Nb(c)?Bu(this,b,"Preview",c,void 0,void 0,"unified-hovercard-preview-sample"):Bu(this,b,"Preview",c,!1,!0,"unified-hovercard-preview-sample"));a.appendChild(b)}; function Vu(a,b){var c=C("DIV",{id:"unified-hovercard-purchased-shelf-links","class":a.g+"-order-links-container"}),d=a.data.Aa.kk;d&&(d=Tu(d,""),c.appendChild(d));a.data.lg()||(d=C("DIV",{id:"unified-hovercard-delete-forever","class":a.g+"-footer-fake-link"},"Delete forever"),x(d,a.g+"-footer-action-link"),d.id="hovercard-delete-forever",c.appendChild(d));b.appendChild(c)} function Yu(a,b){a.data.Aa.ng&&!a.data.Xd()?Bu(a,b,"Pre-order eBook - "+a.data.Aa.lq,a.data.Aa.bl,void 0,void 0,"unified-hovercard-buy-btn"):a.data.Ml()?Bu(a,b,"EBOOK FROM "+a.data.Aa.Dv,a.data.Aa.bl,void 0,void 0,"unified-hovercard-buy-btn"):Bu(a,b,"Buy eBook - "+a.data.Aa.lq,a.data.Aa.bl,void 0,void 0,"unified-hovercard-buy-btn")}function Xu(a,b){Bu(a,b,"Read now",a.data.Aa.cq,void 0,void 0,"unified-hovercard-read-now")} function Wu(a,b){var c=C("DIV",a.g+"-supported-devices"),d=a.g+"-device-type",e=a.g+"-device-supported",g=a.g+"-device-not-supported",h=C("SPAN",d,"Web"),k=C("SPAN",d,"Tablet / iPad"),l=C("SPAN",d,"eReader");d=C("SPAN",d,"Smartphone");var m=C("SPAN","goog-inline-block"),p=C("SPAN","goog-inline-block"),w=C("SPAN","goog-inline-block"),D=C("SPAN","goog-inline-block");a.data.Aa.Fj?(x(m,e),x(p,e),x(w,e),x(D,e)):(a.data.Aa.Gj?(x(m,e),x(p,e)):(x(m,g),x(p,g)),x(w,g),x(D,g));c.appendChild(m);c.appendChild(h); c.appendChild(p);c.appendChild(k);c.appendChild(w);c.appendChild(l);c.appendChild(D);c.appendChild(d);b.appendChild(c)};function Zu(a,b,c){uu.call(this,a);this.Zb=Wl();this.j=this.Ba=this.o=null;this.Tb=b;this.i=null;this.Xb=!!c;this.render(b);$u(this)}n(Zu,uu);Zu.prototype.wa=function(){yu(this.i).Ha();H(this.ha())};Zu.prototype.ti=function(a,b){uu.prototype.ti.call(this,a,b);this.isVisible()&&(this.Wl=this.Zb?new Ug(0,-2,0,0):new Ug(0,0,0,-2),this.isVisible()&&this.Ag(),this.o=this.g,av(this))}; Zu.prototype.render=function(a){this.i&&(this.i.Ha(),this.j=this.Ba=null);this.i=new Uu(a,this.className,435,this.Xb);this.i.render(this.ha());$u(this);this.isVisible()&&av(this)}; function av(a){var b=C("DIV"),c=C("DIV");var d=Ah(a.o||null);var e=Ah(a.ha());if(d){d.top=Math.ceil(d.top);e.top=Math.ceil(e.top);d.left=Math.ceil(d.left);e.left=Math.ceil(e.left);var g=e.top>=d.top,h=bh(e,d);h||(h=new Yg(d.left,0,d.width,0));d=a.Zb?e.left+e.width-h.left-(h.width/2+12):h.left-e.left+(h.width/2-12);e={x:0=a?"Expiring soon":48>=a?a+" hours":c+" days"):a="",this.s=C("SPAN",["bookcard-badge","bookcard-sample-label"],a),b.appendChild(this.s)):!this.o||this.i.Xd()||this.i.Aa.Jj||(this.s=C("SPAN",["bookcard-badge","bookcard-sample-label"], "Sample"),b.appendChild(this.s));Ui(b,"mouseover",this.na.bind(this,b))};bv.prototype.oa=function(){this.dispatchEvent("render");cv.dispatchEvent("complete");this.s&&zh(this.s,L(this.j).width)};bv.prototype.na=function(a,b){(new Zu(a,this.i)).Se(b)};function dv(a,b,c){bv.call(this,a,b-40,c);this.N=C("DIV","slider-annotation");this.O=!1}n(dv,bv);dv.prototype.Uc=function(a){Ui(this,"render",r(this.ua,this));bv.prototype.Uc.call(this,a);a.appendChild(this.N)};dv.prototype.ua=function(a){this.O||(a.stopPropagation(),a=this.ma(),this.N.appendChild(a),this.O=!0,this.dispatchEvent("render"))};function ev(a,b,c){dv.call(this,a,b,c)}n(ev,dv);ev.prototype.Uc=function(a){dv.prototype.Uc.call(this,a)};ev.prototype.ma=function(){var a=this.i,b=F("DIV"),c=C("A",{className:"slider-annotation-title"},pf(a.kb()));pe(c,a.Aa.jh);b.appendChild(c);if(a=a.Aa.Xk)a=C("DIV","slider-annotation-author",pf(a)),b.appendChild(a);K(b,L(this.j).width+5,"");return b};function fv(){this.g=gv;this.vg=5E3}var hv=0;fv.prototype.send=function(a,b,c,d){a=a?Zc(a):{};d=d||"_"+(hv++).toString(36)+Date.now().toString(36);var e="_callbacks___"+d;b&&(q[e]=iv(d,b),a.callback=e);b={timeout:this.vg,jt:!0};e=pd.exec(od(this.g).toString());var g=e[3]||"";e=qd(e[1]+rd("?",e[2]||"",a)+rd("#",g));b=wo(e,b);ro(b,null,jv(d,a,c));return{Ab:d,yo:b}};fv.prototype.cancel=function(a){a&&(a.yo&&a.yo.cancel(),a.Ab&&kv(a.Ab,!1))};function jv(a,b,c){return function(){kv(a,!1);c&&c(b)}} function iv(a,b){return function(c){kv(a,!0);b.apply(void 0,arguments)}}function kv(a,b){a="_callbacks___"+a;if(q[a])if(b)try{delete q[a]}catch(c){q[a]=void 0}else q[a]=Nc};function lv(a,b,c){Q.call(this);this.ma=a;this.na=c;this.j=b;O(b,["hilite","select","canceldismiss","dismiss"],this.handleEvent,!1,this);this.N=null;this.i=[];this.s=-1;this.g=0;this.o=this.O=null;this.va={}}u(lv,Q);f=lv.prototype;f.Ak=!0;f.Vk=!1;f.Bd=function(){return this.j}; f.handleEvent=function(a){var b=this.ma;if(a.target==this.j)switch(a.type){case "hilite":this.Te(a.Mf);break;case "select":var c=!1;if("number"===typeof a.Mf){a=a.Mf;var d=this.i[mv(this,a)];c=!!d&&b.Nl&&b.Nl(d);d&&!c&&this.s!=a&&this.Te(a)}c||this.qg();break;case "canceldismiss":nv(this);break;case "dismiss":ov(this)}};f.Ai=function(a){this.N!=a&&(this.N=a,this.ma.hq(this.N,10,r(this.sv,this)),nv(this))};f.xd=function(){return this.j.isVisible()}; function pv(a){for(var b=a.g+a.i.length-1,c=a.s,d=0;d=a.g&&cb||b>=a.i.length?-1:b}f.update=function(a){this.na.update(a)};function rv(a){var b=0,c=0;tv(a)&&(b=a.selectionStart,c=-1);return[b,c]}function tv(a){try{return"number"==typeof a.selectionStart}catch(b){return!1}};function uv(a,b,c,d){Ai.call(this);d=d||150;this.j=null!=c?c:!0;this.o=a||",;";this.ua=this.o.charAt(0);a=this.j?"[\\s"+this.o+"]+":"[\\s]+";this.na=new RegExp("^"+a+"|"+a+"$","g");this.oa=new RegExp("\\s*["+this.o+"]$");this.O=b||"";this.va=this.j;this.Ya=0b.g)c--;else{b.Vk&&c==b.g&&b.Te(-1);break}if(b.Te(c))break a}a.preventDefault();return!0}break;case 9:if(!this.g.xd()||a.shiftKey)this.g.Le();else if(this.update(),this.g.qg()&&this.va)return a.preventDefault(),!0;break;case 13:if(this.g.xd()){if(this.update(),this.g.qg())return a.preventDefault(), a.stopPropagation(),!0}else this.g.Le();break;case 27:if(this.g.xd())return this.g.Le(),a.preventDefault(),a.stopPropagation(),!0;break;case 229:if(!this.Pf)return this.Pf||(this.i.ka(this.Mb,"keyup",this.Op),this.i.ka(this.Mb,"keypress",this.Np),this.Pf=!0),!0}return xv(this,a)};function xv(a,b){var c=a.j&&b.charCode&&-1!=a.o.indexOf(String.fromCharCode(b.charCode));c&&a.update();return c&&a.g.qg()?(b.preventDefault(),!0):!1}f.pu=function(){return!1};f.bn=function(a){wv(this,a.target||null)}; function wv(a,b){jj(a.N);a.g&&nv(a.g);b!=a.Mb&&(a.Mb=b,a.Ya&&(a.Ya.start(),a.i.ka(a.Ya,"tick",a.fn)),a.Tl=a.Bb(),a.s.attach(a.Mb),a.i.ka(a.s,"key",a.en),a.i.ka(a.Mb,"mousedown",a.Pp),z&&a.i.ka(a.Mb,"keypress",a.Mp))}f.mr=function(){this.Mb&&(this.i.Xa(this.s,"key",this.en),Zq(this.s),this.i.Xa(this.Mb,"keyup",this.pu),this.i.Xa(this.Mb,"mousedown",this.Pp),z&&this.i.Xa(this.Mb,"keypress",this.Mp),this.Pf&&yv(this),this.Mb=null,this.Ya&&(this.Ya.stop(),this.i.Xa(this.Ya,"tick",this.fn)),this.g&&ov(this.g))}; f.fn=function(){this.update()};f.Mv=function(a){this.bn(a)};f.en=function(a){this.ma=a.keyCode;this.g&&this.Wc(a)};f.Np=function(){this.Pf&&229!=this.ma&&yv(this)};f.Op=function(a){this.Pf&&(13==a.keyCode||77==a.keyCode&&a.ctrlKey)&&yv(this)};f.Pp=function(){};function yv(a){a.Pf&&(a.Pf=!1,a.i.Xa(a.Mb,"keypress",a.Np),a.i.Xa(a.Mb,"keyup",a.Op))}f.Mp=function(a){xv(this,a)}; f.update=function(a){if(this.Mb&&(a||this.Bb()!=this.Tl)){if(a||!this.km){a=rv(this.Mb)[0];var b=this.Bb();a=sv(this,b)[qv(this,b,a)];a=this.na?String(a).replace(this.na,""):a;this.g&&(this.g.O=this.Mb,this.g.Ai(a,this.Bb()))}this.Tl=this.Bb()}this.km=!1};function qv(a,b,c){a=sv(a,b);if(c==b.length)return a.length-1;for(var d=b=0,e=0;dd;d++)e=2*d,b.nodeValue=c[e],g=Pf(a.g,"B"),g.className=a.Ka,a.g.appendChild(g,a.g.g.createTextNode(String(c[e+1]))),g=b.parentNode.insertBefore(g, b.nextSibling),b.parentNode.insertBefore(a.g.g.createTextNode(""),g.nextSibling),b=g.nextSibling;b.nodeValue=c.slice(2).join("");a.Ba=!0}else d&&Ev(a,b,d)}}else for(b=b.firstChild;b;)d=b.nextSibling,Ev(a,b,c),b=d}function Fv(a){var b="";if(!a)return b;Array.isArray(a)&&(a=a.filter(function(c){return!Nb(Qe(c))}));Array.isArray(a)?b=0Za()-this.va)&&this.dispatchEvent({type:"hilite",Mf:this.i[a].id})};function Hv(a,b,c,d){this.ua=a;this.oa=null;this.Ka=c||null;this.Ca="boolean"===typeof b?b:!0;this.Ba=d||0;b=new Iv;c=new Jv(this.Ka||a,this.Ba);c.ua=!0;d=new uv(null,null,!1);lv.call(this,b,c,d);d.g=this;d.lr(a);this.O=a;this.Ak=!1;this.Vk=!0;O(this,"update",r(this.Ja,this))}u(Hv,lv);Hv.prototype.qg=function(){this.La=this.ua.value;Hv.ta.qg.call(this);return!1}; Hv.prototype.Ja=function(a){a.Mf&&(a=this.ua.form,this.oa||(this.oa=C("INPUT",{type:"hidden",name:"oq"}),a.appendChild(this.oa)),this.oa.value=this.La,this.Ca&&a.submit())};function Iv(){}var gv=qd(id(jd("//suggestqueries.google.com/complete/search")));Iv.prototype.hq=function(a,b,c){a={client:"books",ds:"bo",q:a};c=r(this.g,this,c);this.i&&this.i.cancel();this.i=new fv;this.i.send(a,c)};Iv.prototype.g=function(a,b){var c=Array.prototype.map.call(b[1],function(d){return d[0]});a(b[0],c)}; function Jv(a,b){zv.call(this);this.Ja=a;this.La=b||0}u(Jv,zv);Jv.prototype.Bk=function(){Jv.ta.Bk.call(this);var a=0,b=B("gbfwa");b||(b=bf("gbqfwa"));b&&(a=b.offsetTop+b.offsetHeight-1);Array.prototype.forEach.call(Ze("div","ac-renderer"),function(c){a&&J(c,"top",a+"px");J(c,"width",L(this.Ja).width-2+"px");J(c,"left",parseInt(c.style.left,10)+this.La+"px")},this)};function Kv(a,b,c,d,e){W.call(this);this.O=a;this.N=b;this.ua=e;this.Db="number"===typeof d?d:this.N?200:80;this.N||x(this.O,"slider-small");this.ma=[];this.j=F("A");this.j.textContent=Wl()?"\u203a":"\u2039";this.j.setAttribute("title","Scroll left");Fh(this.j,!0);this.O.appendChild(this.j);this.i=F("div");x(this.i,"slider-drawables");this.O.appendChild(this.i);this.o=F("A");this.o.textContent=Wl()?"\u2039":"\u203a";this.o.setAttribute("title","Scroll right");Fh(this.o,!0);this.O.appendChild(this.o); this.g.ka(this.j,"click",this.am.bind(this,-.75));this.g.ka(this.o,"click",this.am.bind(this,.75));this.Ki();this.g.ka(this.j,"click",this.am.bind(this,-.75));this.resize();this.oa=0;this.na=8=a.ma.length&&a.dispatchEvent("render")}f=Kv.prototype; f.zt=function(a){var b=C("DIV",{"class":"goog-inline-block slider-loading"});this.i.appendChild(b);var c=C("DIV",{"class":"goog-inline-block slider-drawable"});M(c,!1);this.i.appendChild(c);this.g.Gf(a,"render",this.Bt.bind(this,b,c));a.Uc(c)};f.Bt=function(a,b){H(a);this.Ki();M(b,!0)};function Lv(a,b){b=b.map(function(c){return this.N?new ev(c,this.Db):new bv(c,this.Db,this.ua)},a);Ov(a,b)}function Ov(a,b){ub(a.ma,b);Mv(a)} f.am=function(a){(Wl()?0>a:0=this.i.scrollWidth-L(this.i).width;this.j.className=a?"slider-button slider-button-left slider-button-disabled":"slider-button slider-button-left";this.o.className=b?"slider-button slider-button-right slider-button-disabled":"slider-button slider-button-right"};f.resize=function(){this.Ki()}; function Nv(a){var b=a.N?110:50;return Math.ceil(L(a.i).width/b)};function Pv(a,b,c){W.call(this);this.i=a;this.source=b?b:"gbs_bookshelf_slider";this.ma=0;this.o=new lj;this.ua=this.o.Fa();this.oa="";this.va="boolean"===typeof c?!c:!1;Ui(this.o,"resize",r(this.mn,this))}n(Pv,W);f=Pv.prototype;f.mn=function(){this.o.Fa().width>this.ua.width?this.Sh():Ui(this.o,"resize",r(this.mn,this))};f.render=function(a){this.N=a;this.j=this.Bl(a);this.g.ka(this.j,"render",r(this.Sh,this))};f.Bl=function(){return new Kv(this.N,!0,void 0,void 0,this.i.getId())}; f.Sh=function(){this.j.resize();var a=Math.ceil(1.25*Nv(this.j))+1,b=this.xf(this.ma,a);b&&(this.ma+=a,Tk(b,r(this.Qu,this)))};f.Yg=ba(9);f.Qu=function(a){a=a.target;if(al(a)){if((a=(new Lu(cl(a))).g)&&a.length){var b=ep(a[a.length-1].Aa.jh);this.oa!=b&&(this.oa=b,Ov(this.j,Qv(this,a)));(a=Mf(this.ha()))&&Bh(a,1)}else 0==this.j.oa&&this.gq();this.dispatchEvent("success")}}; function Qv(a,b){return a.jl(b).map(function(c){return this.j.N?new ev(c,200,this.i.getId()):new bv(c,80,this.i.getId())},a)}f.gq=function(){};f.ha=function(){return this.N};f.jl=function(a){return this.source?a.map(function(b){b.Aa.source=this.source;return b},this):a};function Rv(a,b,c){this.j=a;this.g=b;this.s=c||!1;a=this.Fa();this.i()?a.height=120:a.height=65;this.mb(a)}n(Rv,Jl);Rv.prototype.i=function(){var a=B("gb-mobile-menu-pubinfo");return a?0=d||1==Math.abs(c-d)?d="Some pages are omitted from this book preview.":aw(a,b)?d="Page "+(--d+" is not part of this book preview."):(a=++c+"",d=--d+"",d="Pages "+a+" to "+d+" are not shown in this preview.");return d}function $v(a){a=a.kb();var b;/[^0-9]/.test(a)||Nb(a)?b=null:b=Mb(a,"B")?et(a,ht):et(a,gt);return b} function aw(a,b){a=$v(a);b=$v(b);return 0==a+1-(b-1)};function bw(a,b){W.call(this);this.o=a;this.N=b;this.s=b.j;this.j=b.g;this.i=F("DIV");this.i.className="separator-container";this.o.appendChild(this.i);a=F("TABLE");a.className="separator-outer-table";this.i.appendChild(a);var c=a.insertRow(-1).insertCell(-1);c.align="center";var d=F("DIV");d.className="separator-background";c.appendChild(d);c=F("TABLE");c.className="separator-inner-table";d.appendChild(c);c.align="center";if(b.i()){var e=B("gb-mobile-menu-pubinfo");if(e){b=Ye("IMG",e);if(1==b.length){b= b[0].cloneNode(!0);var g=c.insertRow(-1).insertCell(-1);vf(g,b,0);x(g,"separator-message");x(g,"separator-pubinfo-message")}b=Zv(this.s,this.j);e=Jf(e);c=c.insertRow(-1).insertCell(-1);g=F("SPAN");g.className="separator-text";c.appendChild(g);var h=this.N;h.i&&h.s?N(g,ni(e)):N(g,ni(b+""+e));x(c,"separator-message");x(c,"separator-pubinfo-message")}x(a,"separator-pubinfo");x(d,"separator-pubinfo")}else a=c.insertRow(-1).insertCell(-1),x(a,"separator-message"),a.textContent=Zv(this.s,this.j);Fh(this.i, !0);V(this.i)}n(bw,nm);bw.prototype.mb=function(a){K(this.i,a)};bw.prototype.setPosition=function(a){kh(this.i,a)};bw.prototype.Na=function(){H(this.i)};function cw(a){var b=this;W.call(this);this.o=a;this.j=a.s;this.mb(Jh(this.j));this.Hb=new A(0,0);this.O=null;this.na=new cm(function(){M(b.O,!1)},600);Bi(this,this.na)}u(cw,W);f=cw.prototype;f.mb=function(a){if(!this.i||!Ce(this.i,a)){this.i=a;var b=this.o;b.ma=a;dw(b);this.dispatchEvent("resize")}};f.hd=function(a){this.zc=a;this.N.Na();var b=this.o,c=this.Fa();b.ma=c;dw(b);b=this.o;a=new Be(a.Cb(),a.Eb());b.oa=a;b.o=!0;K(b.i,a);U(b.na,0,b);dw(b);this.dispatchEvent("layoutchange")}; function ew(a,b){a.N=b}f.zl=function(){return this.N};f.Lb=function(){return this.zc};f.mc=function(){var a=this.zc.Qd();this.oa&&(a=this.oa.xl(a));Mp(this.N,a);this.dispatchEvent("update")};function fw(a,b){a.oa=b} f.jd=function(a){var b=this.Hb.x,c=this.Hb.y;"number"===typeof a.x&&(a.x=xe(a.x,0,Math.max(this.zc.Cb()-this.i.width,0)));"number"===typeof a.y&&(a.y=xe(a.y,0,Math.max(this.zc.Eb()-this.i.height,0)));"number"===typeof a.x&&(b=a.x);"number"===typeof a.y&&(1c.width||Math.abs(b.y-a.y)>c.height?this.Kd(a):(this.s&&(this.s.Ha(),this.s=null),this.s=new jm([b.x,b.y],[a.x,a.y],250+250*xe(ze(b,a)/800,0,1),mm),O(this.s,"animate",r(this.on,this)),O(this.s,"end",r(this.pr,this)),this.dispatchEvent("movestart"),Ui(this,"movestart",r(this.s.Ha,this.s)),this.s.play())};f.on=function(a){a=a.coords.map(Math.round);this.jd(new A(a[0],a[1]))};f.pr=function(a){this.on(a);this.dispatchEvent("moveend")}; f.Gb=function(){return this.j};f.Re=ba(10);f.Pc=function(){return new A(Math.round(this.Hb.x+this.i.width/2),Math.round(this.Hb.y+this.i.height/2))};f.We=function(a){return new A(Math.round(a.x+this.i.width/2*-1),Math.round(a.y+this.i.height/2*-1))};f.wa=function(){cw.ta.wa.call(this);this.N.Na()};f.tl=function(a){null==this.O&&(this.O=a);this.O.style.opacity=0;this.na.start()};f.Ft=function(){var a=this;this.na.stop();M(this.O,!0);U(function(){a.O.style.opacity=1})};f.nn=1;function iw(a,b){cw.call(this,b);this.vb=a;this.g.ka(a,"pagechange",this.Ud);this.g.ka(this.vb,"searchupdate",this.Gl);if(a=B("subscription-bar"))this.g.ka(this,"scrolldown",t(this.tl,a)),this.g.ka(this,"scrollup",t(this.Ft,a))}u(iw,cw);f=iw.prototype;f.Rd=function(){var a=this.zc.Qd(),b=[];this.oa&&(a=this.oa.Bi(a)[0]||[]);v(a,function(c){c instanceof Ul&&b.push(c.Ga())});return b};f.yg=function(a){this.sg(!1,!1);this.jf(this.Ug(a))}; f.hf=function(a){var b=[];"fixed_width"==this.Lb().hg()&&b.push(this.Fa().width);this.le&&(a=Op(this.le(),this.Lb().o(),a,b))&&this.yg(a)};f.Oe=function(){this.sg(!0,!1);var a=this.Fa().width;this.jf(this.Ug(a))};f.Ef=ba(11);f.sg=function(a,b){this.Wg=a;this.tj=b};f.resize=function(){if(this.Wg)this.Oe();else{var a=this.Lb().o();a&&this.yg(a)}};f.jf=function(a){var b=this.Lb();this.hd(a);b&&(a=sm(new rm(b,a),this.Pc()),(a=this.We(a))&&this.Kd(a))};f.Ud=function(){this.li||this.Td(this.vb.Ga())}; f.Td=function(a){this.zc.Dc&&(a=this.zc.Dc(a))&&this.jd(new A(Math.round(a.je()),Math.round(a.wd())))};f.Gl=function(){jw&&(this.zl().Na(),this.va&&this.va(),this.mc())};var jw=!0;function kw(a,b){this.Ea=a;this.g=b}n(kw,op);kw.prototype.render=function(a){var b=this.g(),c=a.Ga(),d=fb(this.Ea.le().Qf)/a.Fa().width,e=a.Fa();b.Oj=e.width;b.mh=e.height;e=a.Fa().clone();e.width*=d;e.height*=d;b.Zu=e.width;b.Wu=e.height;b.setPosition(a.je(),a.wd());b.ub(c);b.Uc();return b};function lw(){};function mw(a){this.Ea=a}u(mw,lw);mw.prototype.xl=function(a){var b=this.Bi(a);a=b[0]||[];b=b[1]||[];b.sort(t(nw,this.Ea.Pc()));var c=[];ub(c,a,b);return c};function nw(a,b,c){return Xg(Zg(Kl(b)),a)-Xg(Zg(Kl(c)),a)}mw.prototype.Bi=function(a){var b=gw(this.Ea),c=new Yg(b.left-800,b.top-800,b.width+1600,b.height+1600);return zb(a,function(d){d=Kl(d);if(bh(c,d))return bh(b,d)?0:1})};function ow(a,b){this.Ea=b;this.V=a}n(ow,mw);ow.prototype.xl=function(a){var b=mw.prototype.xl.call(this,a),c=this.V.Ga();if(c){var d=[],e=this.V.ob();v([1,-1],function(){var g=ho(e,c.Qa(),1);g&&d.push(g)});v(a,function(g){g.Ga&&nb(d,g.Ga())&&ob(b,g)})}return b};function pw(){W.call(this)}u(pw,W);pw.prototype.Be=function(a){this.i=a;this.s=qw(a)};pw.prototype.wa=function(){pw.ta.wa.call(this);H(this.s)};function rw(a){W.call(this);this.ma=a;this.O=[]}u(rw,pw);f=rw.prototype;f.Be=function(a){rw.ta.Be.call(this,a);this.Ch();this.Ga()&&this.g.ka(this.Ga(),"update",this.Ch)};f.Ga=function(){return this.i.Ga()};f.Bh=function(a,b,c,d){var e=F("div");V(e,!0);this.s.appendChild(e);a=sw(this,a,b,c,d);J(e,{position:"absolute",left:a[0]+"px",top:a[1]+"px",width:a[2]+"px",height:a[3]+"px"});this.ma&&(J(e,{backgroundColor:this.ma}),Bh(e,.3));this.O.push(new Yg(a[0],a[1],a[2],a[3]));return e}; function tw(a){return a.i.Fa().width/a.i.Ga().getParent().g.width}function sw(a,b,c,d,e){var g=tw(a);return jb([b,c,d,e],function(h){return Math.round(h*g)})}function uw(a,b){v(b,function(c){this.Bh.apply(this,c)},a)}f.Fo=function(a){return this.Bh(a.left,a.top,a.width,a.height)};f.Hg=function(){sf(this.s);this.O=[]};f.Ch=function(){};function vw(){rw.call(this)}n(vw,rw);f=vw.prototype;f.Ch=function(){if(!this.j){var a=this.Ga();a&&(a=Ep(a))&&(uw(this,a),this.j=!0)}}; f.Bh=function(a,b,c,d){this.o=rw.prototype.Bh.call(this,a,b,c,d);J(this.o,{border:"2px #aaaaff dashed"});this.N=F("IMG");this.o.appendChild(this.N);this.N.src="/googlebooks/images/dialog_close_x.gif";a=sw(this,a,b,c,d);J(this.N,{position:"absolute",cursor:"pointer",left:a[2]-19+"px",top:"4px",display:"none"});O(this.o,"mouseout",r(this.qr,this));O(this.o,"mouseover",r(this.vp,this,!0));Ui(this.N,"click",r(this.Na,this));return this.o};f.Na=function(){H(this.o)}; f.qr=function(a){Cf(this.o,a.target)||this.vp(!1)};f.vp=function(a){J(this.N,{display:a?"":"none"})};function ww(a){rw.call(this);this.V=a}n(ww,rw);ww.prototype.Ch=function(){if(!this.j){var a=this.Ga();a&&(a=Dp(a))&&(v(a,function(b){var c=b.pop(),d=b.pop();b=this.Bh.apply(this,b);J(b,{cursor:"pointer"});this.g.ka(b,"click",r(this.o,this,d,c))},this),this.j=!0)}};ww.prototype.o=function(a,b){(a=io(this.V.ob(),a))?this.V.ub(a):To(this.V,b)};function xw(a,b){this.s=a;this.g=b}xw.prototype.Ga=function(){return this.s};xw.prototype.i=function(){return this.s.Cd(this.g)};function yw(a,b,c){xw.call(this,a,b);this.j=c}n(yw,xw);yw.prototype.i=function(){return this.j.width>this.g.width?this.s.Cd(this.j):xw.prototype.i.call(this)};function zw(a,b,c,d,e){W.call(this);this.qh(a.Ia());this.V=a;this.i=c;this.na=[];this.qn=d;K(d,c);this.ua=qw(this);J(this.ua,"backgroundColor","#fff");K(this.ua,c);if(this.Ba=void 0!==e?e:!0)a=qw(this),K(a,c),this.va=new Aw(a),this.va.show();b&&(this.s=b,this.g.ka(b,"update",this.Ig),Vo(b))}u(zw,W);f=zw.prototype;f.Fa=function(){return this.i};f.Ga=function(){return this.s};function Bw(a,b){a.na.push(b);b.Be(a)}f.Ig=function(){};function Cw(a){a.dispatchEvent("load");a.Ba&&a.va.lb()} function qw(a){var b=F("div");V(b,!0);J(b,{position:"absolute",left:0,top:0});a.qn.appendChild(b);return b}f.Na=function(){v(this.na,function(a){a.Ha()});this.na=null;this.o&&H(this.o)};function Dw(a){a.N=qw(a);K(a.N,a.Fa());J(a.N,{backgroundImage:"url(//www.google.com/images/cleardot.gif)",backgroundRepeat:"repeat"});a.g.ka(a.N,"mousedown",a.rr);a.g.ka(a.N,"dragstart",Ei)}f.rr=function(a){a.display=this;Ew.dispatchEvent(a)};var Ew=new Q; function Aw(a){this.g=a;a={position:"absolute",left:0,color:"#808080",fontSize:"13px",backgroundColor:"white"};for(var b=0;2>b;b++){var c=F("div");V(c);J(c,a);this.g.appendChild(c);c.textContent="Loading...";a.bottom=0}}Aw.prototype.show=function(a){J(this.g,{display:a?"none":""})};Aw.prototype.lb=function(){this.show(!0)};zw.prototype.um=function(){Fw(this)};function Fw(a,b){a.o&&H(a.o);a.o=qw(a);new Gw(a.o,a.Fa(),b)} function Gw(a,b,c){this.g=a;J(a,{backgroundColor:"#FFF",textAlign:"center"});K(a,b);N(a,sl(c||""));V(this.g)};function Hw(a,b,c){zw.call(this,a,b.Ga(),b.g,c);this.qh(Iw);a=qw(this);this.ma=new Jw(b.g,a);a=qw(this);this.O=new Jw(b.g,a);Dw(this);Fh(c,!0);x(c,"pageImageDisplay");this.oa=b;b.Ga()&&this.Ig()}n(Hw,zw);f=Hw.prototype;f.ub=function(a){xp(a,"output",null);zw.prototype.ub.call(this,a);a.Cd()&&this.Ig()}; f.Ig=function(){var a=this.Ga(),b=this.oa.i();if(b&&!this.j){b=Kw(b);Ui(this.ma,"load",r(this.sr,this,a,b,this.Fa().width));Lw(this.ma,[b]);var c=Oo(this.V.Zb,a.Qa());c.push(b);Lw(this.O,c);this.j=!0;a==this.V.Ga()&&this.dispatchEvent("fetch")}Ap(a,[16,8])&&(a=De('%s',cp("/googlebooks/restricted_logo.gif"),"You have either reached a page that is unavailable for viewing or reached your viewing limit for this book."),Fw(this, a),Cw(this))};f.sr=function(a,b,c){a==this.V.Ga()&&this.dispatchEvent("loaded");this.O.empty();var d=this.V.Zb;a=a.Qa();d.g[a]=d.g[a]||{};d.g[a][c]=b;Cw(this)};f.tc=ba(14);f.Na=function(){this.j=!1;this.ma.empty();this.O.empty();zw.prototype.Na.call(this)};var Iw=new Q,Kw=Oc;function Jw(a,b){Q.call(this);this.i=a;this.j=b;this.Hf=!1;this.g=F("IMG");this.g.width=this.i.width;this.j.appendChild(this.g);V(this.j)}n(Jw,Q);Jw.prototype.empty=function(){for(var a;a=yf(this.j);)lp(a)}; function Lw(a,b){hp(a.g,r(a.s,a,a.g));for(var c=0;cMath.abs(e[0])&&(d.x=e[1]||d.x,d.y=e[2]||d.y)});this.O||(this.O=new Mk(100),this.g.ka(this.O,"tick",this.wr));this.ma=d;d.x||d.y?this.O.start():this.O.stop()}}};f.wr=function(){var a=this.ma,b=this.Ea;hw(b,new A(15*a.x,15*a.y),r(b.Kd,b))}; f.Ct=function(){bj(this.N);zi(this.O);this.O=null};function Xw(){this.o="Selection copied to clipboard";this.g=!1;var a=C("DIV","entity-page-snackbar"),b=C("SPAN","entity-page-snackbar-text");I(b,this.o);a.appendChild(b);X(a,"hidden",!0);document.body.appendChild(a);this.s=a}Xw.prototype.show=function(){this.g?(this.i(),U(r(this.j,this),500)):this.j();U(r(this.i,this),6E3)};Xw.prototype.j=function(){J(this.s,"bottom","0");this.g=!0};Xw.prototype.i=function(){J(this.s,"bottom","-48px");this.g=!1};function Yw(a){this.i=a;this.s=new Xw;this.j=Zw(this)}Yw.prototype.ha=function(){return this.j}; function Zw(a){var b=C("DIV");Hb(b,["entity-page-copy-button","entity-page-action-chip"]);var c=C("IMG");x(c,"entity-page-action-chip-icon");c.src="https://www.gstatic.com/images/icons/material/system/1x/content_copy_googblue_18dp.png";var d=C("SPAN");x(d,"entity-page-action-chip-label");I(d,"Copy");b.appendChild(c);b.appendChild(d);O(b,"click",r(a.g,a));wm(b,"button");If(b,!0);O(b,"keydown",function(e){32!=e.keyCode&&13!=e.keyCode||a.g.call(a)});return b} Yw.prototype.g=function(){this.i.focus();this.i.select();document.execCommand("copy");this.s.show()};function $w(a){bs.call(this,a);jn(this);this.qo=!1;this.g=new ej;this.i=sp();x(a,"viewport-selection-popup");ax&&ax.Ha();ax=this}n($w,bs);$w.prototype.j=function(){this.dispatchEvent("close");this.Ha()}; function bx(a,b,c){var d=a.ha(),e=F("div");x(e,"selection-popup-select-container");d.appendChild(e);d=F("div");x(d,"selection-popup-select-label");e.appendChild(d);d.appendChild(pf(b));e.appendChild(F("div"));b=F("input");b.value=c;x(b,"viewport-input");e.appendChild(b);Fh(b,!1);a.i&&(c=(new Yw(b)).ha(),e.appendChild(c));a.g.ka(b,"mousedown",cx)}function cx(a){a.stopPropagation()}$w.prototype.wa=function(){H(this.ha());bs.prototype.wa.call(this);this.g.Ha()};var ax=null;function dx(a,b){this.g=a instanceof A?a:new A(a,b)}u(dx,Ur);dx.prototype.Tc=function(a,b,c,d){var e=We(a);var g=e.body;e=e.documentElement;e=new A(g.scrollLeft||e.scrollLeft,g.scrollTop||e.scrollTop);g=this.g.x+e.x;e=this.g.y+e.y;var h=Wr(a);g-=h.x;e-=h.y;Yr(new A(g,e),a,b,c,null,null,d)};function ex(a,b){dx.call(this,a,b)}u(ex,dx);ex.prototype.i=0;ex.prototype.s=function(a){this.i=a};ex.prototype.Tc=function(a,b,c,d){var e=nh(a);e=qh(e);var g=kf(Ue(a).g);g=new A(this.g.x+g.scrollLeft,this.g.y+g.scrollTop);var h=b,k=Yr(g,a,h,c,e,10,d);if(0!=(k&496)){if(k&16||k&32)h^=4;if(k&64||k&128)h^=1;k=Yr(g,a,h,c,e,10,d);0!=(k&496)&&Yr(g,a,b,c,e,this.i,d)}};function fx(a){rw.call(this,"#4a95d6");this.j=a}n(fx,rw);fx.prototype.Be=function(a){rw.prototype.Be.call(this,a);J(this.s,{cursor:"pointer"});this.g.ka(this.s,"mousedown",gx)};function gx(a){a.stopPropagation()} function Uw(a,b,c,d){a.Hg();jb(b,r(a.Fo,a));a.N&&bj(a.N);a.o&&a.o.Ha();b=F("div");document.body.appendChild(b);var e=Qw(a.O);if(e){var g=rh(a.s);b=new $w(b);if(c&&d){var h=a.Ga(),k=h.Cd();if(k){var l=new R(k);d=[d.left,d.top,d.width,d.height].join();S(l,"ci",d);S(l,"edge",0);l=l.toString();var m=new R(h.Ec());S(m,"ci",d);S(m,"source","bookclip");m=De('',m.toString(),l)}d=m;sf(b.ha());m=b.ha();h=F("IMG");h.src="/googlebooks/images/material/close_black_24dp.png";x(h, "selection-popup-close");m.appendChild(h);b.g.Gf(h,"click",r(b.j,b));h=C("DIV",{},"Share this clip");x(h,"selection-popup-title");m.appendChild(h);c&&(bx(b,"Selection text",c),m=F("DIV"),x(m,"selection-popup-translate-container"),b.ha().appendChild(m),h=new R("https://translate.google.com/translate_t"),S(h,"text",c),S(h,"sl","auto"),S(h,"tl","auto"),c=F("A"),c.href=h.toString(),c.target="_blank",b.i&&(h=C("IMG"),Hb(h,["selection-popup-translate-icon","entity-page-action-chip-icon"]),h.src="https://www.gstatic.com/images/icons/material/system/1x/translate_googblue_18dp.png", c.appendChild(h)),h=C("SPAN"),I(h,"Translate"),x(h,"entity-page-action-chip-label"),c.appendChild(h),h=F("SPAN"),I(h,"\u00bb"),x(h,"selection-popup-translate-arrow"),c.appendChild(h),x(c,"selection-popup-translate-link"),x(c,"entity-page-action-chip"),m.appendChild(c));l&&bx(b,"Image",l);d&&bx(b,"Embed",d)}else c=F("DIV"),I(c,"Loading..."),x(c,"selection-popup-loading-msg"),b.ha().appendChild(c);cs(b);a.o=b;c=g.x+e.left+e.width;e=g.y+e.top+e.height;g=L(b.ha()).width;24>c-g&&(c=g+24);U(t(hx,b,new ex(new A(c, e))));a.N=Ui(b,"close",r(a.Hg,a))}}function hx(a,b){a.Nd||(a.setPosition(b),a.Da(!0))}fx.prototype.Hg=function(){rw.prototype.Hg.call(this);this.o&&this.o.Ha()};fx.prototype.wa=function(){rw.prototype.wa.call(this);this.o&&this.o.Ha();this.N&&bj(this.N)};function ix(a,b,c){return a.Za().zj()?new Mw(a,b,c):new Hw(a,b,c)}function jx(a,b){if(b instanceof Hw){Bw(b,new Nw(a.tb()));Bw(b,new vw);var c=new fx(a.Gb()),d=new Vw(c,a.Ia());Bw(b,d);Bw(b,c);Bw(b,new ww(a))}};function kx(a,b,c){W.call(this);this.V=a;this.Ea=b;this.j=F("div");V(this.j,!0);J(this.j,{position:"absolute",display:"none"});c.appendChild(this.j);this.o=F("div");V(this.o,!0);J(this.o,{position:"absolute"});this.j.appendChild(this.o);this.N=F("div");V(this.N,!0);this.j.appendChild(this.N);this.O=F("div");V(this.O,!0);this.N.appendChild(this.O);this.lb()}u(kx,nm);f=kx.prototype; f.Uc=function(){var a=this.Oj-2,b=this.mh-2,c=this.Zu-2,d=this.Wu-2;J(this.N,{backgroundColor:"#cccccc",position:"absolute"});kh(this.N,0,0);K(this.N,this.Oj,this.mh);J(this.O,{overflow:"hidden",backgroundColor:"#fcfcfc",position:"absolute"});kh(this.O,1,1);K(this.O,a,b);this.show();var e=this.V;a=ix(e,new yw(this.Ga(),new Be(a,b),new Be(c,d)),this.O);a instanceof Hw?jx(e,a):a instanceof Mw&&a instanceof Mw&&Bw(a,new Nw(e.tb()));this.i=a};f.lb=function(){M(this.j,!1)};f.show=function(){M(this.j,!0)}; f.tc=ba(12);f.Na=function(){this.i&&this.i.Na();H(this.j)};f.setPosition=function(a,b){kh(this.j,a,b)};f.wd=function(){return mh(this.j).x};f.je=function(){return mh(this.j).y};f.ub=function(a){this.s=a};f.Ga=function(){return this.s};f.Eb=function(){return this.mh};f.Cb=function(){return this.Oj};function lx(a){return a+2}f.Fa=function(){return new Be(this.Oj,this.mh)};function mx(a){W.call(this);sf(a);V(a);this.s=a;this.i=F("div");V(this.i,!0);Wl()&&(ef(a,{dir:"ltr"}),ef(this.i,{dir:"rtl"}));a.appendChild(this.i)}u(mx,W);function nx(a,b){mx.call(this,b);this.Ea=a;this.g.ka(b,"scroll",this.N);J(b,"position","relative");J(this.i,"position","absolute");this.j=F("div");x(this.j,"scroll-background");V(this.j,!0);b.appendChild(this.j);this.j.appendChild(this.i)}n(nx,mx);function dw(a){var b=a.oa;a.ma&&b&&(J(a.i,"left",Math.floor(Math.max(0,a.Ea.o.s.clientWidth-b.width)/2)+"px"),J(a.j,"height",b.height+"px"))}nx.prototype.na=function(){this.o=!1;this.N()}; nx.prototype.N=function(){if(!this.o){var a=this.Ea.Hb;if(a){a=a.clone();var b=this.s;b=new A(b.scrollLeft,b.scrollTop);ye(a,b)||(this.O=!0,this.Ea.Kd(b),this.O=!1)}}};function ox(a){var b=a.Gb(),c=new nx(this,b);px(b);iw.call(this,a,c);fw(this,new ow(a,this));ew(this,qx(this));var d=a.ob(),e=a.Za().hg();this.ma=a.Za().O?function(g){return new Wv(d,e,g)}:a.Za().na?function(g){return new Wv(d,e,g,!0,a.Za().na)}:function(g){return new Wv(d,e,g,!0)};b=this.vb.Za();"fixed_height"==b.hg()?(b=b.le(),b=b[Math.floor(b.length/2)]+2):b=rx(b)+2;this.yg(b);this.g.ka(this.vb,"pagesupdate",this.zu);this.g.ka(this.vb,"pagemodechange",this.xr);this.g.ka(this,"move",this.mc);this.g.ka(this, "move",this.Qw)}u(ox,iw);function px(a){J(a,"overflow","auto");J(a,{overflowX:"auto",overflowY:"scroll"});x(a,"overflow-scrolling");ef(a,{dir:"ltr"})}f=ox.prototype;f.Qc=function(){this.hf(1)};f.od=function(){this.hf(-1)};f.le=function(){var a=this.vb.Za(),b=tb(a.le());"fixed_width"==a.hg()&&(a=this.vb.Za().Pa)&&150a?ob(b,a):ob(b,1500));return new Np(jb(b,lx))};f.Ug=function(a){return this.ma(a)}; f.Fa=function(){if(this.j.hasChildNodes()){var a=Jh(this.j.childNodes[0]).width;a=new Be(a,this.i.height)}else a=this.i;return a};function qx(a){var b=new Kp;Lp(b,Ul,new kw(a,t(Pc,kx,a.vb,a,a.o.i)));Lp(b,Rv,new Yv(a.vb,function(c){return new bw(a.o.i,c)}));return b}f.Qw=function(){if(this.Ca){var a=Nl(this.zc,this.Pc().y);a&&a.Ga&&(a=a.Ga(),this.vb.Ga()!=a&&(this.li=!0,this.vb.Gd(a.Qa()),this.li=!1))}this.Ca=!0}; f.zu=function(){var a=this.vb.Ga(),b=this.vb.ob(),c=io(b,a.Qa());if(!c)a:{c=fo(a);b=go(b);for(a=b.length-1;0=fo(c)&&ea.x&&(a.x=0);kh(this.i,a)};f.ru=function(a){a.preventDefault();a.stopPropagation();this.V.Vb("previous")}; f.Da=function(a){J(this.i,{display:a?"":"none"})};f.Uc=function(){J(this.s,{left:0,top:0});J(this.N,{left:this.j.width+"px",top:0})};f.Rd=function(){return ib([this.ua,this.Ba],function(a){return!!a})};f.Na=function(){this.o.Na();this.O.Na();for(var a;a=this.na.pop();)bj(a);this.i.parentNode&&H(this.i)};function Gx(a){return 2*a};function Hx(a){this.V=a}n(Hx,op);Hx.prototype.render=function(a){var b=new Ex(this.V,a.Fa().width);b.setPosition(a.vd());b.Uc();b.Da(!0);return this.g=b};function Ix(a,b,c){Q.call(this);this.V=a;this.j=b;this.o=L(b).width;this.N=c;this.i=!1;this.g=Wl()}n(Ix,Q);Ix.prototype.Ff=function(){return this.i};function Jx(a,b){if(b!=a.i){a.i=b;var c=a.V.Ia().o.i;M(c,!1);L(c);[t(Kx,a.j,a.N,a.o,a.g,b),r(a.s,a),t(M,c,!0)].forEach(U)}}Ix.prototype.s=function(){this.dispatchEvent("change")};function Kx(a,b,c,d,e){var g=b.style.width;d=d?"right":"left";e?(b.style[d]="0",b.style.width=g+c):(b.style[d]="",b.style.width="");M(a,!e)};var Lx=null;function Mx(a,b){ej.call(this);this.i=Lx;this.V=a;this.g=b;this.V.Za().O||(this.ka(this.V,"pageturn",this.s),this.ka(this.g,"dispose",this.Ha))}n(Mx,ej);Mx.prototype.s=function(){var a=this.g.ma.g.Rd()[0]||new gp,b=this.g.ma.g.Rd()[1]||new gp,c=this.O,d=this.o,e=d?fo(d):-1,g=fo(a)||-1,h=fo(b)||-1,k=Math.max(c?fo(c):-1,e),l=Math.max(g,h);if(Math.abs(l-k)>this.g.nn){if(0l-k&&(m=-1!=h?b:a,p=d);1=fo(e[0]||e[1])&&aemail or IM"));this.ha().appendChild(a);this.s=F("input");K(this.s,"100%","auto");this.ha().appendChild(this.s);this.N&&(a=C("DIV",{style:"font-size: 13px; padding-top: 7px;"},"Embed"),this.ha().appendChild(a),this.Ne=F("input"),K(this.Ne,"100%","auto"),this.ha().appendChild(this.Ne));a=this.V.Ga();b=(new R(window.location)).g;var c=new R(a.Ec()); c.g=b;this.s.value=c.toString();U(t(Yx,this.s));this.N&&(a=new R(a.Ec()),S(a,"output","embed"),this.Ne.value=Zx(a.toString()))};Xx.prototype.tm=function(){Wx.prototype.tm.call(this);this.g.ka(this.s,"click",t(Yx,this.s));this.N&&this.g.ka(this.Ne,"click",t(Yx,this.Ne))};function Yx(a){a.select()}function Zx(a){return De('',a)};function $x(a,b){W.call(this);this.Ea=a;this.j=b;this.i=F("div");a.o.i.appendChild(this.i);x(this.i,"sitb_result");pc?(J(this.i,"width",b.Fa().width+"px"),J(this.i,"min-height",b.Fa().height+"px")):(kh(this.i,b.vd()),K(this.i,b.Fa()));a=F("div");x(a,"sitb-result-header");this.i.appendChild(a);this.o=F("div");x(this.o,"sitb-result-page-link");b=b.g.g;this.o.textContent=b?"Page "+b:"Page";a.appendChild(this.o);this.s=F("div");x(this.s,"sitb-result-content");this.i.appendChild(this.s);if(b=io(this.Ea.V.ob(), this.j.g.Qa())){a=this.Ea.V.tb().getQuery();var c=b.nb.snippetSrc;c&&a==Lo(c)?ay(this,c):(a=b.xf(),"entity_page"==T(a,"source")?S(a,"source","entity_page_gbs_snippet"):S(a,"source","gbs_snippet"),vp(b,a,r(this.O,this)))}else by(this)}n($x,nm);$x.prototype.N=function(a){this.Ea.Cf(a.g)};$x.prototype.O=function(a){(a=a.nb.snippetSrc)?ay(this,a):by(this)};function ay(a,b){sf(a.s);var c=F("IMG");c.src=b;cy(a);b=a.j.Fa().width-25;J(c,{width:b+"px"});a.s.appendChild(c)} function cy(a){x(a.i,"sitb-result-clickable");x(a.o,"sitb-result-link");var b=Jf(a.o);N(a.o,rl(b+" »"));wm(a.i,"link");If(a.i,!0);a.g.ka(a.i,"click",r(a.N,a,a.j));a.g.ka(a.i,"keydown",function(c){32!=c.keyCode&&13!=c.keyCode||a.N(a.j)})} function by(a){sf(a.s);var b=F("div");x(b,"sitb-result-snippet");a.s.appendChild(b);pc||J(b,{width:Math.floor(.75*a.j.Fa().width)+"px"});N(b,ql.g(a.j.g.i));b=F("div");x(b,"sitb-result-explanatory-link");a.s.appendChild(b);var c=io(a.Ea.V.ob(),a.j.g.Qa());c&&c.Cd()&&!Ap(c,[4,8,16])&&c.s(2)?(cy(a),N(b,rl((pc?"No image for result.":"We couldn't make an image for this result.")+" ")),a=F("span"),N(a,rl(pc?"Click to view":"Click to view the whole page.")),b.appendChild(a),x(a,"sitb-result-link")): (N(b,rl("No preview available for this page. ")),pc||(a=F("a"),x(a,"sitb-result-buy-link"),N(a,rl("Buy this book.")),b.appendChild(a),b=new R(window.location.href),S(b,"sitesec","buy"),S(b,"source","gbs_snippet"),Oj(b,"printsec"),a.href=b.toString()))}$x.prototype.Na=function(){H(this.i);this.Ha()};function dy(a){this.Ea=a}n(dy,op);dy.prototype.render=function(a){return new $x(this.Ea,a)};function ey(a){this.g=a}n(ey,Jl);function fy(a,b){Sv.call(this,1);this.Pb=a;this.N=b;this.jk=this.Mi=this.marginTop=20;a.yb&&(a.yb.forEach(r(this.s,this)),Ql(this))}n(fy,Sv);fy.prototype.s=function(a){a=new ey(a);var b=Math.min(this.N-16,600);a.mb(new Be(b,Math.round(124/600*b+42)));this.Sa(a)};function gy(a){var b=a.Gb();J(b,"overflow","hidden");var c=new nx(this,b);cw.call(this,c);this.V=a;pc||fw(this,new mw(this));this.g.ka(this,"move",this.mc);var d=B("subscription-bar");d&&(this.tl(d),U(function(){M(d,!1)},600));ew(this,hy(this));iy(b)}u(gy,cw);function iy(a){J(a,"overflow","auto");J(a,{overflowX:"auto",overflowY:"scroll"});ef(a,{dir:"ltr"})}function hy(a){var b=new Kp;Lp(b,ey,new dy(a));return b}gy.prototype.resize=function(){jy(this)}; function jy(a){var b=new fy(a.Pb,a.Fa().width);a.hd(b);a.mc()}gy.prototype.Cf=function(a,b){return this.Ba(a,b)};function ky(a){this.g=a||{}}ky.prototype.qc=function(){return this.g};ky.prototype.lc=function(a){var b=Vc(ly,function(c){return c==a});this.g.v=b};ky.prototype.getQuery=function(){return this.g.q};var ly={onepage:ox,twopage:Tx,thumbnail:wx,snippet:gy};function my(a,b){this.g=new Cs;O(this.g,"navigate",r(this.o,this));this.V=a;this.i=b}my.prototype.o=function(a){ny(this,a.o)};function ny(a,b){if(!(a.s&&""==b||a.j))if((z||oc)&&""==b)window.history.go(-2);else if(b){var c={},d=new Gj(b);v(d.ie(),function(e){var g=d.get(e);g in oy&&(g=oy[g]);c[e]=g});b=new ky(c);a.V.lc(ly[b.g.v]||ox);Jx(a.i,!!b.g.f);void 0!==b.getQuery()&&Ko(a.V.tb(),b.getQuery())}} my.prototype.Ta=function(a){this.s=!0;this.g.Ta(a);z&&(a=(new R(window.location)).g,ny(this,a));this.s=!1};my.prototype.update=function(){var a=new ky;a.lc(this.V.O);a.g.q=this.V.tb().getQuery();a.g.f=this.i.Ff();a=Rj(a.qc()).toString();this.j=!0;this.g.Ai(a);this.j=!1};var oy={"true":!0,"false":!1};function py(){this.g=[]}u(py,ir);Oa(py);function qy(a,b){var c=a.g[b];if(!c){switch(b){case 0:c=a.Wa()+"-highlight";break;case 1:c=a.Wa()+"-checkbox";break;case 2:c=a.Wa()+"-content"}a.g[b]=c}return c}f=py.prototype;f.Eg=function(){return"menuitem"};f.Sc=function(a){var b=a.g.Ra("DIV",lr(this,a).join(" "),ry(this,a.Lc(),a.g));sy(this,a,b,qr(a,8)||qr(a,16));return b};f.Nc=function(a){return a&&a.firstChild}; f.Ub=function(a,b){var c=yf(b),d=qy(this,2);c&&Gb(c,d)||b.appendChild(ry(this,b.childNodes,a.g));Gb(b,"goog-option")&&(a.zi(!0),this.zi(a,b,!0));return py.ta.Ub.call(this,a,b)};f.Fg=function(a,b){var c=this.Nc(a),d=ty(this,a)?c.firstChild:null;py.ta.Fg.call(this,a,b);d&&!ty(this,a)&&c.insertBefore(d,c.firstChild||null)};function ry(a,b,c){a=qy(a,2);return c.Ra("DIV",a,b)}f.oq=function(a,b,c){a&&b&&sy(this,a,b,c)};f.zi=function(a,b,c){a&&b&&sy(this,a,b,c)}; function ty(a,b){return(b=a.Nc(b))?(b=b.firstChild,a=qy(a,1),!!b&&Af(b)&&Gb(b,a)):!1}function sy(a,b,c,d){or(a,c,b.zf());pr(a,b,c);d!=ty(a,c)&&(Kb(c,"goog-option",d),c=a.Nc(c),d?(a=qy(a,1),c.insertBefore(b.g.Ra("DIV",a),c.firstChild||null)):c.removeChild(c.firstChild))}f.Wh=function(a){switch(a){case 2:return qy(this,0);case 16:case 8:return"goog-option-selected";default:return py.ta.Wh.call(this,a)}}; f.yj=function(a){var b=qy(this,0);switch(a){case "goog-option-selected":return 16;case b:return 2;default:return py.ta.yj.call(this,a)}};f.Wa=function(){return"goog-menuitem"};function uy(a,b,c,d){tr.call(this,a,d||py.Fb(),c);this.Bc(b)}u(uy,tr);f=uy.prototype;f.Bb=function(){var a=this.Zl;return null!=a?a:this.Zg()};f.Bc=function(a){this.Zl=a};f.bc=function(a,b){uy.ta.bc.call(this,a,b);switch(a){case 8:rr(this,16)&&!b&&this.Nf(!1);(a=this.ha())&&this.Bd().oq(this,a,b);break;case 16:(a=this.ha())&&this.Bd().zi(this,a,b)}};f.oq=function(a){this.bc(8,a)};f.zi=function(a){this.bc(16,a)}; f.Zg=function(){var a=this.Lc();return Array.isArray(a)?(a=jb(a,function(b){return Af(b)&&(Gb(b,"goog-menuitem-accel")||Gb(b,"goog-menuitem-mnemonic-separator"))?"":Lf(b)}).join(""),Ge(a)):uy.ta.Zg.call(this)};f.oe=function(a){var b=this.getParent();if(b){var c=b.o;b.o=null;if(c&&"number"===typeof a.clientX&&ye(c,new A(a.clientX,a.clientY)))return}uy.ta.oe.call(this,a)};f.ne=function(a){return a.keyCode==this.Yl&&this.Ye(a)?!0:uy.ta.ne.call(this,a)};f.Jt=function(){return this.Yl}; ar("goog-menuitem",function(){return new uy(null)});uy.prototype.zf=function(){return qr(this,16)?"menuitemcheckbox":qr(this,8)?"menuitemradio":uy.ta.zf.call(this)};uy.prototype.getParent=function(){return tr.prototype.getParent.call(this)};uy.prototype.hh=function(){return tr.prototype.hh.call(this)};function vy(a,b,c){uy.call(this,a,b,c);this.zi(!0)}u(vy,uy);ar("goog-checkbox-menuitem",function(){return new vy(null)});function wy(a){vy.call(this,Je(a.kb()),a.getId());this.i=a}n(wy,vy);wy.prototype.Nb=function(a){vy.prototype.Nb.call(this,a);if(this.i.Ge){var b=(a=1==this.i.Ge)?"Public bookshelf":"Private bookshelf";a=C("IMG",{src:"/googlebooks/images/sharing_"+(a?"public":"private")+".gif",alt:b,title:b,style:"padding-top:2px;padding-left:8px;float:"+(Wl()?"left":"right")});a=C("DIV","goog-menuitem-accel",a,pf(String(this.i.va)));vf(this.Jb(),a,1)}};function xy(a,b,c,d){$r.call(this,a,b,c||d);(c||d)&&this.s(65|(d?32:132))}u(xy,$r);function yy(){}u(yy,ir);Oa(yy);yy.prototype.Wa=function(){return"goog-menuheader"};function zy(a,b,c){tr.call(this,a,c||yy.Fb(),b);this.bc(1,!1);this.bc(2,!1);this.bc(4,!1);this.bc(32,!1);this.ae=1}u(zy,tr);ar("goog-menuheader",function(){return new zy(null)});function Ay(){}u(Ay,ir);Oa(Ay);Ay.prototype.Sc=function(a){return a.g.Ra("DIV",this.Wa())};Ay.prototype.Ub=function(a,b){b.id&&a.oh(b.id);if("HR"==b.tagName){var c=b;b=this.Sc(a);tf(b,c);H(c)}else x(b,this.Wa());return b};Ay.prototype.Fg=function(){};Ay.prototype.Wa=function(){return"goog-menuseparator"};function By(a,b){tr.call(this,null,a||Ay.Fb(),b);this.bc(1,!1);this.bc(2,!1);this.bc(4,!1);this.bc(32,!1);this.ae=1}u(By,tr);By.prototype.Ma=function(){By.ta.Ma.call(this);var a=this.ha();wm(a,"separator")};ar("goog-menuseparator",function(){return new By});function Cy(a){this.g=a||"menu"}u(Cy,dr);Oa(Cy);f=Cy.prototype;f.wk=function(a){return"UL"==a.tagName||Cy.ta.wk.call(this,a)};f.Yh=function(a){return"HR"==a.tagName?new By:Cy.ta.Yh.call(this,a)};f.fe=function(a,b){return Cf(a.ha(),b)};f.Dg=function(){return"goog-menu"};f.xk=function(a){Cy.ta.xk.call(this,a);a=a.ha();X(a,"haspopup","true")};function Dy(a){By.call(this,Ay.Fb(),a)}u(Dy,By);ar("goog-menuseparator",function(){return new By});function Ey(a,b){Hr.call(this,"vertical",b||Cy.Fb(),a);Qr(this,!1)}u(Ey,Hr);f=Ey.prototype;f.Tk=!0;f.fe=function(a){if(this.Bd().fe(this,a))return!0;for(var b=0,c=cn(this);bDate.now()-a.Bp);g&&a.Fm?a.lb():a.dispatchEvent("beforeshow")&&(c="undefined"!=typeof c?c:8,e||(a.ha().style.visibility="hidden"),M(a.ha(),!0),b.Tc(a.ha(),c,d),e||(a.ha().style.visibility="visible"),a.Yd(-1),a.Da(!0))}f.lb=function(){this.isVisible()&&(this.Da(!1),this.isVisible()||(this.Bp=Date.now()))};f.Ev=function(){this.lb()};f.Rv=function(a){Iy(this,a)}; f.Sv=function(a){32!=a.keyCode&&13!=a.keyCode&&40!=a.keyCode||Iy(this,a);40==a.keyCode&&Mr(this)};function Iy(a,b){for(var c=a.i.ie(),d=0;dl.endOffset)l={startOffset:e.startOffset, uh:e.uh,endOffset:l.endOffset,Qh:l.Qh};e=fb(d)}d.push(l);e=l}k.i&&qb(g,h)}}function jz(a,b){this.startOffset=a;this.uh=void 0;this.endOffset=a;this.Qh=void 0;this.i=!1;this.g=b};function kz(a,b){var c=void 0;c=void 0===c?Infinity:c;b=new hz(b);c=void 0===c?Infinity:c;var d=void 0===d?[]:d;var e=" ",g,h=dz(a);for(g=0;g=c&&(d.length=c);return d};function lz(a){var b=ez(a);a=mz();Array.prototype.forEach.call(a,function(c){nz(b,c)})}function mz(){var a=[],b=tb(af("patent-text")),c=bf("patent-title");for(c&&b.push(c);c=b.pop();)3==c.nodeType?a.push(c):ub(b,c.childNodes);return a} function nz(a,b){var c=Lf(b);a=kz(c,a);if(a.length){var d=[],e=0;a.forEach(function(g){d.push(c.substring(e,g.startOffset),ae("span",{"class":"patent-text-highlight"},c.substring(g.startOffset,g.endOffset)));e=g.endOffset});d.push(c.substring(e));a=F("span");N(a,he(d));wf(a,b)}};function oz(){uy.call(this,"Turn off highlighting");var a=zj("dq")||zj("q");a&&lz(a);this.Qb=!0}n(oz,uy);oz.prototype.Ma=function(){uy.prototype.Ma.call(this);Z(this).ka(this,"action",this.i)};oz.prototype.i=function(){this.Qb=!this.Qb;Kb(window.document.body,"patent-highlight-disabled",!this.Qb);zr(this,this.Qb?"Turn off highlighting":"Turn on highlighting")};function pz(){}u(pz,Ay);Oa(pz);pz.prototype.Sc=function(a){return a.g.Ra("DIV",lr(this,a).join(" ")+" goog-inline-block","\u00a0")};pz.prototype.Ub=function(a,b){b=pz.ta.Ub.call(this,a,b);x(b,"goog-inline-block");return b};pz.prototype.Wa=function(){return"goog-toolbar-separator"};function qz(){}u(qz,Ut);Oa(qz);f=qz.prototype;f.Sc=function(a){var b=lr(this,a);b=a.g.Ra("DIV","goog-inline-block "+b.join(" "),this.mj(a.Lc(),a.g));this.vc(b,a.Af());return b};f.Eg=function(){return"button"};f.Nc=function(a){return a&&a.firstChild&&a.firstChild.firstChild};f.mj=function(a,b){return b.Ra("DIV","goog-inline-block "+(this.Wa()+"-outer-box"),b.Ra("DIV","goog-inline-block "+(this.Wa()+"-inner-box"),a))};f.Si=function(a){return"DIV"==a.tagName}; f.Ub=function(a,b){rz(b,!0);rz(b,!1);a:{var c=a.g.No(b);var d=this.Wa()+"-outer-box";if(c&&Gb(c,d)&&(c=a.g.No(c),d=this.Wa()+"-inner-box",c&&Gb(c,d))){c=!0;break a}c=!1}c||b.appendChild(this.mj(b.childNodes,a.g));Hb(b,["goog-inline-block",this.Wa()]);return qz.ta.Ub.call(this,a,b)};f.Wa=function(){return"goog-custom-button"}; function rz(a,b){if(a)for(var c=b?a.firstChild:a.lastChild,d;c&&c.parentNode==a;){d=b?c.nextSibling:c.previousSibling;if(3==c.nodeType){var e=c.nodeValue;if(""==Ob(e))a.removeChild(c);else{c.nodeValue=b?e.replace(/^[\s\xa0]+/,""):e.replace(/[\s\xa0]+$/,"");break}}else break;c=d}};function sz(){}u(sz,qz);Oa(sz);sz.prototype.Wa=function(){return"goog-toolbar-button"};function tz(){this.g="toolbar"}u(tz,dr);Oa(tz);tz.prototype.Yh=function(a){return"HR"==a.tagName?new By(pz.Fb()):tz.ta.Yh.call(this,a)};tz.prototype.Dg=function(){return"goog-toolbar"};tz.prototype.Mo=function(){return"horizontal"};function uz(a){tz.call(this);this.i=a}u(uz,tz);var vz={};uz.prototype.Dg=function(){return this.i||"ocean-chrome-toolbar"};function wz(a){Q.call(this);this.g=[];xz(this,a)}u(wz,Q);f=wz.prototype;f.rg=null;f.Ck=null;function yz(a,b){a.Ck=b}function xz(a,b){b&&(b.forEach(function(c){zz(this,c,!1)},a),ub(a.g,b))}f.Sa=function(a){this.uf(a,this.g.length)};f.uf=function(a,b){a&&(zz(this,a,!1),vb(this.g,b,0,a))};f.Qd=function(){return tb(this.g)};f.ff=function(a){a!=this.rg&&(zz(this,this.rg,!1),this.rg=a,zz(this,a,!0));this.dispatchEvent("select")};f.wa=function(){wz.ta.wa.call(this);delete this.g;this.rg=null}; function zz(a,b,c){b&&("function"==typeof a.Ck?a.Ck(b,c):"function"==typeof b.sm&&b.sm(c))};function Az(a,b,c){Hr.call(this,b,a||tz.Fb(),c)}u(Az,Hr);Az.prototype.Xi=function(a){Az.ta.Xi.call(this,a);this.qe||Mr(this)};function Bz(a,b,c){Wt.call(this,a,b||sz.Fb(),c)}u(Bz,Wt);ar("goog-toolbar-button",function(){return new Bz(null)});function Cz(a,b){By.call(this,a||pz.Fb(),b)}u(Cz,By);ar("goog-toolbar-separator",function(){return new Cz});function Dz(a){a=a||"viewport-chrome-toolbar";a=vz[a]||(vz[a]=new uz(a));Az.call(this,a);this.Ba={};this.j=new ej(this)}n(Dz,Az);function Ez(a,b,c,d){b.bc(16,!0);if(c){var e=a.Ba[c];e||(e=new wz,yz(e,function(g,h){g&&g.Nf(h)}),a.Ba[c]=e);e.Sa(b);b.Wf&=-17;O(b,"action",function(g){e.ff(g.target)});d&&e.ff(b)}else b.kd(16,!!d)}function Fz(a,b){a.Ba.viewport&&a.Ba.viewport.ff(b)}Dz.prototype.wa=function(){Az.prototype.wa.call(this);this.j.Ha();Rc(this.Ba,function(a){a.Ha()})};function Gz(){}u(Gz,Ut);Oa(Gz);f=Gz.prototype;f.Sc=function(a){var b=lr(this,a);b=a.g.Ra("DIV","goog-inline-block "+b.join(" "),a.Lc());this.vc(b,a.Af());return b};f.Eg=function(){return"button"};f.Si=function(a){return"DIV"==a.tagName};f.Ub=function(a,b){x(b,"goog-inline-block");return Gz.ta.Ub.call(this,a,b)};f.Bb=function(){return""};f.Wa=function(){return"goog-flat-button"};ar("goog-flat-button",function(){return new Wt(null,Gz.Fb())});function Hz(){}u(Hz,qz);Oa(Hz);Hz.prototype.Nc=function(a){return Hz.ta.Nc.call(this,a&&a.firstChild)};Hz.prototype.Ub=function(a,b){var c=Ze("*","goog-menu",b)[0];if(c){M(c,!1);We(c).body.appendChild(c);var d=new Ey;an(d,c);a.ef(d)}return Hz.ta.Ub.call(this,a,b)};Hz.prototype.mj=function(a,b){return Hz.ta.mj.call(this,[b.Ra("DIV","goog-inline-block "+(this.Wa()+"-caption"),a),b.Ra("DIV","goog-inline-block "+(this.Wa()+"-dropdown"),"\u00a0")],b)};Hz.prototype.Wa=function(){return"goog-menu-button"};function Iz(){this.g=[]}u(Iz,py);Oa(Iz);Iz.prototype.Sc=function(a){var b=Iz.ta.Sc.call(this,a);x(b,"goog-submenu");Jz(this,a,b);return b};Iz.prototype.Ub=function(a,b){b=Iz.ta.Ub.call(this,a,b);x(b,"goog-submenu");Jz(this,a,b);var c=Ze("DIV","goog-menu",b);if(c.length){var d=new Ey(a.g);c=c[0];M(c,!1);a.g.g.body.appendChild(c);an(d,c);a.ef(d,!0)}return b};Iz.prototype.Fg=function(a,b){var c=this.Nc(a),d=c&&c.lastChild;Iz.ta.Fg.call(this,a,b);d&&c.lastChild!=d&&Gb(d,"goog-submenu-arrow")&&c.appendChild(d)}; Iz.prototype.Ti=function(a){Iz.ta.Ti.call(this,a);var b=a.Jb(),c=$e(a.g.g,"SPAN","goog-submenu-arrow",b)[0];Kz(a,c);c!=b.lastChild&&b.appendChild(c);a=a.ha();X(a,"haspopup","true")};function Jz(a,b,c){var d=b.g.Ra("SPAN");d.className="goog-submenu-arrow";Kz(b,d);a.Nc(c).appendChild(d)}function Kz(a,b){en(a)?(x(b,"goog-submenu-arrow-rtl"),I(b,"\u25c4")):(Ib(b,"goog-submenu-arrow-rtl"),I(b,"\u25ba"))};function Lz(a,b,c,d){uy.call(this,a,b,c,d||Iz.Fb())}u(Lz,uy);f=Lz.prototype;f.Dh=null;f.zm=null;f.Xl=!1;f.wc=null;f.qj=!1;f.Ma=function(){Lz.ta.Ma.call(this);Z(this).ka(this.getParent(),"hide",this.Qp);this.wc&&Mz(this,this.wc,!0)};f.oc=function(){Z(this).Xa(this.getParent(),"hide",this.Qp);this.wc&&(Mz(this,this.wc,!1),this.qj||(this.wc.oc(),H(this.wc.ha())));Lz.ta.oc.call(this)};f.wa=function(){this.wc&&!this.qj&&this.wc.Ha();this.wc=null;Lz.ta.wa.call(this)}; f.ad=function(a){Lz.ta.ad.call(this,a);a||(this.Dh&&Ok(this.Dh),this.Dh=U(this.Me,218,this))};f.ym=function(){var a=this.getParent();a&&Lr(a)==this&&(Nz(this,!0),Oz(this))};f.Me=function(){var a=this.wc;a&&a.getParent()==this&&(Nz(this,!1),bn(a,function(b){"function"==typeof b.Me&&b.Me()}))};function Pz(a){a.Dh&&Ok(a.Dh);a.zm&&Ok(a.zm)}f.Da=function(a,b){(a=Lz.ta.Da.call(this,a,b))&&!this.isVisible()&&this.Me();return a}; function Oz(a){bn(a.getParent(),function(b){b!=this&&"function"==typeof b.Me&&(b.Me(),Pz(b))},a)}f.Wc=function(a){var b=a.keyCode,c=en(this)?37:39,d=en(this)?39:37;if(!this.Xl){if(!this.isEnabled()||b!=c&&13!=b&&b!=this.Yl)return!1;this.ym();Mr(Qz(this));Pz(this)}else if(!Qz(this).Wc(a))if(b==d)this.Me();else return!1;a.preventDefault();return!0};f.Gv=function(){this.wc.getParent()==this&&(Pz(this),this.hh().ad(this),Oz(this))};f.Qp=function(a){a.target==this.hh()&&(this.Me(),Pz(this))}; f.Se=function(a){this.isEnabled()&&(Pz(this),this.zm=U(this.ym,218,this));Lz.ta.Se.call(this,a)};f.Ye=function(a){Pz(this);if(qr(this,8)||qr(this,16))return Lz.ta.Ye.call(this,a);this.ym();return!0}; function Nz(a,b){!b&&Qz(a)&&Qz(a).Yd(-1);a.dispatchEvent(Ym(64,b));var c=Qz(a);b!=a.Xl&&Kb(a.ha(),"goog-submenu-open",b);if(b!=c.isVisible()&&(b&&(c.ab||c.render(),c.Yd(-1)),c.Da(b),b)){c=new $r(a.ha(),12,!1);var d=Qz(a),e=d.ha();d.isVisible()||(e.style.visibility="hidden",M(e,!0));c.Tc(e,8);d.isVisible()||(M(e,!1),e.style.visibility="visible")}a.Xl=b}function Mz(a,b,c){var d=Z(a);(c?d.ka:d.Xa).call(d,b,"enter",a.Gv)}f.Sa=function(a){Qz(this).Oa(a,!0)};f.uf=function(a,b){Qz(this).Pg(a,b,!0)}; f.Qd=function(){return Qz(this).Qd()};function Qz(a){a.wc?a.qj&&a.wc.getParent()!=a&&a.wc.te(a):a.ef(new Ey(a.g),!0);a.wc.ha()||a.wc.Va();return a.wc}f.ef=function(a,b){var c=this.wc;a!=c&&(c&&(this.Me(),this.ab&&Mz(this,c,!1)),this.wc=a,this.qj=!b,a&&(a.te(this),a.Da(!1,!0),Fy(a,!1),Qr(a,!1),this.ab&&Mz(this,a,!0)))};f.fe=function(a){return Qz(this).fe(a)};ar("goog-submenu",function(){return new Lz(null)});function Rz(a,b,c,d,e){Wt.call(this,a,c||Hz.Fb(),d);this.bc(64,!0);this.o=new xy(null,9);b&&this.ef(b);this.Ya=new Mk(500);this.rb=e||Cy.Fb()}u(Rz,Wt);f=Rz.prototype;f.Ma=function(){Rz.ta.Ma.call(this);Sz(this,!0);this.i&&Tz(this,this.i,!0);X(this.ya,"haspopup",!!this.i)};f.oc=function(){Rz.ta.oc.call(this);Sz(this,!1);if(this.i){this.Rb(!1);this.i.oc();Tz(this,this.i,!1);var a=this.i.ha();a&&H(a)}};f.wa=function(){Rz.ta.wa.call(this);this.i&&(this.i.Ha(),delete this.i);delete this.hb;this.Ya.Ha()}; f.mf=function(a){Rz.ta.mf.call(this,a);this.isActive()&&(this.Rb(!this.xd(),a),this.i&&(a=this.xd(),this.i.qe=a))};f.oe=function(a){Rz.ta.oe.call(this,a);this.i&&!this.isActive()&&(this.i.qe=!1)};f.Ye=function(){Br(this,!1);return!0};f.Xt=function(a){this.i&&this.i.isVisible()&&!this.fe(a.target)&&this.Rb(!1)};f.fe=function(a){return a&&Cf(this.ha(),a)||this.i&&this.i.fe(a)||!1}; f.ne=function(a){if(32==a.keyCode){if(a.preventDefault(),"keyup"!=a.type)return!0}else if("key"!=a.type)return!1;if(this.i&&this.i.isVisible()){var b=13==a.keyCode||32==a.keyCode,c=this.i.Wc(a);return c&&this.i&&this.i.kc instanceof Lz||27!=a.keyCode&&!b?c:(this.Rb(!1),!0)}return 40==a.keyCode||38==a.keyCode||32==a.keyCode||13==a.keyCode?(this.Rb(!0,a),!0):!1};f.Dl=function(){this.Rb(!1)};f.Ui=function(a){this.Rb(!1);Rz.ta.Ui.call(this,a)}; function Uz(a){a.i||a.ef(new Ey(a.g,a.rb));return a.i||null}f.ef=function(a){var b=this.i;a!=b&&(b&&(this.Rb(!1),this.ab&&Tz(this,b,!1),delete this.i),this.ab&&X(this.ya,"haspopup",!!a),a&&(this.i=a,a.te(this),a.Da(!1),Fy(a,!1),this.ab&&Tz(this,a,!0)));return b};f.Sa=function(a){Uz(this).Oa(a,!0)};f.uf=function(a,b){Uz(this).Pg(a,b,!0)};f.Da=function(a,b){(a=Rz.ta.Da.call(this,a,b))&&!this.isVisible()&&this.Rb(!1);return a};f.Ta=function(a){Rz.ta.Ta.call(this,a);this.isEnabled()||this.Rb(!1)}; f.Rb=function(a,b){Rz.ta.Rb.call(this,a);if(this.i&&rr(this,64)==a){if(a)this.i.ab||this.i.render(),this.Ba=qh(this.ha()),this.Ua=Ah(this.ha()),Vz(this),!b||40!=b.keyCode&&38!=b.keyCode?this.i.Yd(-1):Mr(this.i);else{Br(this,!1);this.i.qe=!1;var c=this.ha();c&&(X(c,"activedescendant",""),X(c,"owns",""));null!=this.va&&(this.va=void 0,(c=this.i.ha())&&K(c,"",""))}this.i.Da(a,!1,b);this.Nd||(b=Z(this),c=a?b.ka:b.Xa,c.call(b,this.g.g,"mousedown",this.Xt,!0),c.call(b,this.Ya,"tick",this.Hr),a?this.Ya.start(): this.Ya.stop())}this.i&&this.i.ha()&&this.i.ya.removeAttribute("aria-hidden")};function Vz(a){if(a.i.ab){var b=a.hb||a.ha(),c=a.o;a.o.g=b;b=a.i.ha();a.i.isVisible()||(b.style.visibility="hidden",M(b,!0));!a.va&&a.o.N&&a.o.j&32&&(a.va=L(b));c.Tc(b,c.i^1,null,a.va);a.i.isVisible()||(M(b,!1),b.style.visibility="visible")}} f.Hr=function(){var a=Ah(this.ha()),b=qh(this.ha());var c=this.Ua;(c=!(c==a||c&&a&&c.left==a.left&&c.width==a.width&&c.top==a.top&&c.height==a.height))||(c=this.Ba,c=!(c==b||c&&b&&c.top==b.top&&c.right==b.right&&c.bottom==b.bottom&&c.left==b.left));c&&(this.i.ab&&b&&this.Ba&&b.Cb()h;h++){for(var k=nf(d,"TR"),l=0;2>l;l++)k.appendChild(nf(d,"TD"));g.appendChild(k)}x(e,this.className+"-table-layout");d=e.rows[0].cells;g=dA(this);d[0].appendChild(g);g=eA(this);d[1].appendChild(g);g=C("DIV",this.className+"-link"); h=C("A",{target:"_blank"},"Help with devices & formats");k=new R(window.location.href);l=new R("/support/bin/answer.py?answer=1062949");k=T(k,"hl")?S(l,"hl",T(k,"hl")).toString():"/support/bin/answer.py?answer=1062949";pe(h,k);g.appendChild(h);d[1].appendChild(g);c.appendChild(e);e=this.o;if((d=e.Md)&&!e.ng&&e.rb){var m;e.Tb&&tm.lx&&(m="Read the book");m=C("P",this.className+"-additional",C("A",{href:d},m));c.appendChild(m)}if(e.Ka||e.La)if(d=e.Zb,g=e.hb,d||g)m=C("P",this.className+"-additional", pf("Download ")),d&&(h=C("A",{href:d},"EPUB"),m.appendChild(h)),g&&(d&&m.appendChild(pf(", ")),d=C("A",{href:g},"PDF"),m.appendChild(d)),m.appendChild(pf(" - ")),e=e.ac(),d=(new R(window.location.href)).s.split("/"),d=new R("/"+d[1]),wu(d),S(d,"output","acs_help"),S(d,"id",e),e=C("A",{href:d.toString()},"read eReader instructions"),m.appendChild(e),c.appendChild(m);m=C("A",{target:"_blank"},"Learn more about books on Google Play");pe(m,"https://books.google.com/support/bin/topic.py?topic=28528"); this.j=C("DIV",this.className+"-footer",m);b=C("DIV",b,c,this.j);x(b,this.className+"-device-content");a.appendChild(b)}}; function dA(a){var b=C("UL",a.className+"-list"),c=C("H4",null,"Good for:");b.appendChild(c);var d=a.className+"-device-type";c=a.className+"-device-supported";var e=a.className+"-device-not-supported",g=a.className+"-device-unknown-supported",h=C("A",{"class":d,href:"/help/ebooks/webreader.html"},"Web"),k=C("A",{"class":d,href:"/help/ebooks/devices.html"},"Tablet / iPad"),l=C("A",{"class":d,href:"/help/ebooks/ereader.html"},"eReader"),m=C("A",{"class":d,href:"/help/ebooks/devices.html"},"Smartphone"), p=a.o.Fj,w=a.o.Gj,D=a.o.ng;d=new ej(a);h=C("LI",null,h);D?d.ka(h,"mouseover",t(a.i,"The format of this book is currently unknown. We will update this when we receive the information from the publisher.")):(p||w)&&d.ka(h,"mouseover",t(a.i,"This eBook, like all Google eBooks, is formatted to be readable on the web."));d.ka(h,"mouseout",a.Ba);b.appendChild(h);k=C("LI",null,k);D?d.ka(k,"mouseover",t(a.i,"The format of this book is currently unknown. We will update this when we receive the information from the publisher.")): (p||w)&&d.ka(k,"mouseover",t(a.i,"This eBook, like all Google eBooks, is formatted to be readable on tablet devices like Android tablets and the iPad."));d.ka(k,"mouseout",a.Ba);b.appendChild(k);l=C("LI",null,l);d.ka(l,"mouseover",function(){D?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):p?this.i("This Google eBook includes flowing text, so you can adjust the font to read comfortably on an eReader."):this.i("This Google eBook does not include flowing text, so you cannot adjust the font on an eReader.")}); d.ka(l,"mouseout",a.Ba);b.appendChild(l);m=C("LI",null,m);d.ka(m,"mouseover",function(){D?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):p&&w?this.i("This eBook is good for smartphones like Android and iPhone / iPod touch."):p?this.i("This Google eBook includes flowing text so you can adjust the font to read comfortably on the small screen of a smartphone."):this.i("This eBook may be hard to read on smartphones like Android and iPhone / iPod touch.")}); d.ka(m,"mouseout",a.Ba);b.appendChild(m);D?(x(h,g),x(k,g),x(l,g),x(m,g)):p?(x(h,c),x(k,c),x(l,c),x(m,c)):(w?(x(h,c),x(k,c)):(x(h,e),x(k,e)),x(l,e),x(m,e));return b} function eA(a){var b=C("UL",a.className+"-list"),c=C("H4",null,"Features:");b.appendChild(c);var d=a.className+"-device-supported",e=a.className+"-device-not-supported",g=a.className+"-device-unknown-supported";c=C("A",{},"Flowing text");pe(c,"/support/bin/answer.py?answer=1062949");var h=C("A",{},"Scanned pages");pe(h,"/support/bin/answer.py?answer=1062949");var k=a.o.Fj,l=a.o.Gj,m=a.o.ng;m?(c=C("LI",g,c),d=C("LI",g,h)):(c=C("LI",k?d:e,c),d=C("LI",l?d:e,h));e=new ej(a);e.ka(c,"mouseover",function(){m? this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):k?this.i("This eBook includes flowing text, so you can adjust the font size and style to read comfortably on any device."):this.i("This book does not include flowing text, so you cannot adjust the font. Instead, you see images of pages, with a fixed layout. This is good for larger screens, but not always ideal for eReaders and smartphones.")});e.ka(c,"mouseout",a.Ba);e.ka(d, "mouseover",function(){m?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):l?this.i("This eBook includes scanned pages, so pages appear as they would in a printed book."):this.i("This eBook does not include scanned pages, which retain the format of a printed book. Instead, the text can be adjusted and it flows to fit any screen.")});e.ka(d,"mouseout",a.Ba);b.appendChild(c);b.appendChild(d);return b} cA.prototype.Ba=function(){sf(this.j);var a=C("A",{target:"_blank"},"Learn more about books on Google Play");pe(a,"https://books.google.com/support/bin/topic.py?topic=28528");this.j.appendChild(a)};cA.prototype.i=function(a){sf(this.j);"string"===typeof a?this.j.appendChild(pf(a)):this.j.appendChild(a)};function fA(a,b){Yt.call(this,b,void 0,3);this.o=a}n(fA,Yt);fA.prototype.render=function(a){Yt.prototype.render.call(this,a);x(this.ha(),"gb-get-book")};fA.prototype.Ma=function(){Yt.prototype.Ma.call(this);var a=this.ha();this.i=new cA(a,this.o);this.i.render();a=B("menu_container");(a=bf("about_title",a))&&H(a)}; function gA(){var a=B("gb-buy-options-trigger");if(a&&a.parentNode&&a.parentNode.parentNode?!Gb(a.parentNode.parentNode,"jfk-button"):1){a=B("gb-buy-options-trigger");var b=B("buy");if(a&&b){Ib(b,"about_content");var c=C("SPAN","gb-buy-options-arrow","\u25bc");a.appendChild(c);x(b,"gb-buy-options-list");x(b,"unified-hovercard");Vr(a,9,b,8);M(b,!1);O(document,"mousedown",t(hA,a,b))}}}function hA(a,b,c){a=Cf(a,c.target);c=Cf(b,c.target);var d=Ch(b);a||c||!d?a&&(M(b,!d),d||Bh(b,1)):M(b,!1)};function iA(a,b,c,d,e,g){function h(l){if(l){l.tabIndex=0;wm(l,k.va);x(l,"goog-zippy-header");l&&k.oa.ka(l,"click",k.na);var m=k;l&&(m.O.attach(l),m.ma.ka(m.O,"key",m.ua))}}Q.call(this);this.N=e||Ue();this.i=this.N.ha(a)||null;this.s=this.N.ha(d||null);this.o="function"===typeof b?b:null;this.va=g||"tab";this.j=this.o||!b?null:this.N.ha(b);this.g=1==c;void 0!==c||this.o||(this.s?this.g=Ch(this.s):this.i&&(this.g=Gb(this.i,"goog-zippy-expanded")));this.ma=new ej(this);this.O=new Vq;this.oa=new ej(this); var k=this;h(this.i);h(this.s);this.df(this.g)}u(iA,Q);iA.prototype.wa=function(){iA.ta.wa.call(this);zi(this.ma);zi(this.O);zi(this.oa)};iA.prototype.df=function(a){this.j?M(this.j,a):a&&this.o&&(this.j=this.o());this.j&&x(this.j,"goog-zippy-content");this.s?(M(this.i,!a),M(this.s,a)):this.i&&(Kb(this.i,"goog-zippy-expanded",a),Kb(this.i,"goog-zippy-collapsed",!a),X(this.i,"expanded",a));this.g=a;this.dispatchEvent(new jA("toggle",this,this.g))}; iA.prototype.ua=function(a){if(13==a.keyCode||32==a.keyCode)this.df(!this.g),this.dispatchEvent(new jA("action",this,this.g,a)),a.preventDefault(),a.stopPropagation()};iA.prototype.na=function(a){this.df(!this.g);this.dispatchEvent(new jA("action",this,this.g,a))};function jA(a,b){Di.call(this,a,b)}u(jA,Di);function kA(a,b,c,d){if(b.child_node&&0"+(c.i.Pb.yb.length+" results in this book for ")+(Qq(c.i.Pb)+"")));IA(c,!0);c=a.Pb;c!=b.Pb&&(b.Pb=c,jy(b));a=r(a.Cf,a);b.Ba=a;b.jd(new A(0,0))} EA.prototype.Cf=function(a,b){jw=!0;var c=this.Zc.j;IA(c,!1);c.ma=gb(c.i.Pb.yb,a);c.s?(M(B("gb-mobile-search"),!0),M(B("gb-mobile-search-buttons"),!0),N(c.j,rl(c.ma+1+" of "+c.i.Pb.yb.length)),Am(c.j,"Result "+(c.ma+1)+" of "+c.i.Pb.yb.length)):N(c.j,rl("Result "+(c.ma+1+" of ")+(c.i.Pb.yb.length+" in this book for ")+(Qq(c.i.Pb)+"")));c=this.Zc.V;a=io(c.ob(),a.Qa());if(!a)return null;var d=c.Ia();d instanceof ox||d instanceof Tx||(this.Zc.s==Tx?c.lc(Tx):c.lc(ox));if(b)return c.Gd(b), null;c.fi(a);return a};EA.prototype.wa=function(){zi(this.j);W.prototype.wa.call(this)};function JA(a){W.call(this);this.Ja=sp(a);this.s=pc&&a&&a.isOgenEligibleMobileViewport;this.na=this.o=null;this.s?(M(B("gb-mobile-search"),!0),M(B("gb-mobile-search-buttons"),!0)):(this.oa=F("DIV"),this.ua=new Jq(this.oa),this.ua.render(KA),this.ua.Da(!0),a=this.ua.ha(),x(a,"search-results-bar"),x(this.oa,"search-results-bar-contents"));this.j=this.s?B("gb-mobile-search-results-summ"):F("SPAN");this.s||this.oa.appendChild(this.j);this.N=this.s?B("gb-mobile-search-result-links"):F("SPAN");this.s?(LA(this, B("gb-mobile-search-result-prev"),r(this.Cj,this,-1),"Previous result"),LA(this,B("gb-mobile-search-result-next"),r(this.Cj,this,1),"Next result"),I(B("gb-mobile-search-result-viewall"),"View all"),LA(this,B("gb-mobile-search-result-viewall"),r(this.ip,this),"View all"),LA(this,B("gb-mobile-search-close"),r(this.Fl,this),"Close search")):(x(this.N,"search-bar-result-links"),this.oa.appendChild(this.N),a=F("SPAN"),N(a,rl("- ")),x(a,"search-bar-link-spacer"),this.N.appendChild(a),MA(this, this.N,"\u2039 Previous",r(this.Cj,this,-1),"Previous"),a=F("SPAN"),N(a,rl(" ")),x(a,"search-bar-link-spacer"),this.N.appendChild(a),MA(this,this.N,"Next \u203a",r(this.Cj,this,1),"Next"),a=F("SPAN"),N(a,rl(" - ")),x(a,"search-bar-link-spacer"),this.N.appendChild(a),MA(this,this.N,"View all",r(this.ip,this)));this.O=this.s?B("gb-mobile-search-snippet-links"):F("SPAN");this.s?NA(this):(this.Ja?(this.va=F("DIV"),x(this.va,"search-bar-result-buttons"),this.oa.appendChild(this.va), this.va.appendChild(this.O),Hb(this.O,["search-bar-sort-dropdown-button-container","search-bar-close-link"]),NA(this)):(this.Ba=F("SPAN"),this.Ca=F("SPAN"),this.oa.appendChild(this.O),a=F("SPAN"),N(a,rl("- ")),x(a,"search-bar-link-spacer"),this.O.appendChild(a),this.O.appendChild(pf("Order by: ")),this.O.appendChild(this.Ba),MA(this,this.Ba,"relevance",r(this.Dj,this,"r"),"Order by relevance"),a=F("SPAN"),N(a,rl(" | pages")),this.Ba.appendChild(a),this.O.appendChild(this.Ca), a=F("SPAN"),N(a,rl("relevance | ")),this.Ca.appendChild(a),MA(this,this.Ca,"pages",r(this.Dj,this,"n"),"Order by pages")),x(this.O,"search-bar-snippet-links"));if(!this.s){a=F("SPAN");x(a,"search-bar-close-link-container");this.Ja?this.va.appendChild(a):this.oa.appendChild(a);this.g.ka(a,"click",this.Fl);var b=MA(this,a,"Clear search",r(this.Fl,this));x(b,"search-bar-close-link");b=F("IMG");b.src="/googlebooks/images/close_x.gif";x(b,"search-bar-close-img");a.appendChild(b);Fh(this.oa, !0)}}var KA,OA,PA;n(JA,W);function QA(){OA=B("toolbar_container")} function NA(a){a.o=C("A",{"class":"search-bar-sort-dropdown-link"});wm(a.o,"button");If(a.o,!0);X(a.o,"haspopup",!0);a.O.appendChild(a.o);var b=C("SPAN",{"class":"search-bar-sort-dropdown-text"});I(b,"Order by");a.na=C("SPAN",{"class":"search-bar-sort-dropdown-selected"});I(a.na,"relevance");Am(a.o,"Order by relevance");b.appendChild(a.na);a.o.appendChild(b);b=cu("/googlebooks/images/material/arrow_drop_down_black_20dp.png");x(b[0],"search-bar-sort-dropdown-icon");X(b[0],"hidden",!0);a.o.appendChild(b[0]); b=new Gy;var c=new uy("relevance");c.yi("Order by relevance");b.Oa(c,!0);x(c.ha(),"search-bar-sort-dropdown-item");var d=new uy("pages");d.yi("Order by pages");b.Oa(d,!0);x(d.ha(),"search-bar-sort-dropdown-item");b.Fm=!0;b.render(document.body);b.attach(a.o,13,12);a.g.ka(b,"action",a.Zo);a.g.ka(b,"keydown",function(e){32!=e.keyCode&&13!=e.keyCode||r(a.Zo,a)});a.s&&a.g.ka(b,"beforeshow",function(){var e=a.o.offsetWidth-32;zh(c.ha(),e);zh(d.ha(),e)})} function IA(a,b){M(OA,!b);M(a.O,b);a.s?(M(a.N,!b),b=!b&&1==a.i.Pb.yb.length,Kb(a.N,"mobile-search-button-disabled",b),X(a.N,"disabled",b)):M(a.N,!b&&1=d&&(a.ma=0);0>a.ma&&(a.ma=d-1);a.ma!=b&&(a.i.Cf(a.i.Pb.yb[a.ma])||SA(a,b,c))}f.Dj=function(a){var b=this.i.Zc;b&&b.update(a)};f.ip=function(){GA(this.i)}; f.Ju=function(a){var b=this.i.Zc;b&&(a=Je(a),Ko(b.V.tb(),a),b.N.Bc(a),b.o&&b.o.update())};f.Zo=function(a){if((a=a.target.Lc())&&this.na)switch(a){case "pages":this.Dj("n");I(this.na,"pages");Am(this.o,"Order by pages");break;case "relevance":this.Dj("r"),I(this.na,"relevance"),Am(this.o,"Order by relevance")}};function HA(a,b){a.o&&(Kb(a.o,"search-bar-sort-dropdown-disabled",!b),X(a.o,"disabled",!b));var c="n"==a.i.Bm;b&&!c&&I(a.na,"relevance")};function TA(a,b,c,d){W.call(this);this.V=a;this.N=b;this.o=c;this.O=d;this.ma=pc&&d&&d.isOgenEligibleMobileViewport;this.g.ka(a.tb(),"change",r(this.update,this,"r",null))}n(TA,W); TA.prototype.update=function(a,b,c){this.i?(this.i.Ha(),this.i=null):(this.V.O&&(this.s=this.V.O),this.j=new JA(this.O));var d=this.V.tb().getQuery();b&&!b.search_query_escaped&&0a.i){var c=a.g.scrollTop,d=a.g.scrollLeft;a.g.value=a.g.value.substring(0,a.i);b=a.i;a.g.scrollTop=c;a.g.scrollLeft=d}a.s&&I(a.s,String(1==a.o?b:a.i-b))}dB.prototype.wa=function(){dB.ta.wa.call(this);delete this.g;this.j.Ha();this.j=null};function fB(a,b,c,d,e){$A.call(this,a,b,null,!0);this.hb=c;this.Tb=d;this.Ca=e}n(fB,$A); fB.prototype.Va=function(){$A.prototype.Va.call(this);this.o=gB(this,"Name","input");this.rb=gB(this,"Description (optional)","textarea");var a=this.Jb(),b=C("DIV",{"class":"ccd-label"}),c=F("span");c.textContent="Visibility";b.appendChild(c);a.appendChild(b);a=C("SPAN",{className:"ccd-mode-indicator"});c=C("IMG",{src:"/googlebooks/images/sharing_public.gif",style:"vertical-align:-2px;padding:0 2px"});var d=F("span");d.textContent="Public";a.appendChild(c);a.appendChild(d); b.appendChild(a);c=C("SPAN",{className:"ccd-mode-indicator"});d=C("IMG",{src:"/googlebooks/images/sharing_private.gif",style:"vertical-align:-2px;"});var e=F("span");e.textContent="Private";c.appendChild(d);c.appendChild(e);b.appendChild(c);d=C("SPAN",{"class":"ccd-mode-link"});d.textContent="Make public";b.appendChild(d);O(d,"click",r(this.Ka,this,!0));e=C("SPAN",{"class":"ccd-mode-link"});e.textContent="Make private";b.appendChild(e);O(e,"click",r(this.Ka,this,!1));this.Fe=[a,e];this.Ee=[c,d];null!= this.Ca&&(ef(this.Ca,{"class":"ccd-mode-link"}),b.appendChild(this.Ca));this.Ka(!0);this.na=C("DIV",{"class":"ccd-error"});this.Jb().appendChild(this.na);this.Xb=C("P","ccd-footnote","Please note that the contents and title of Public bookshelves can be viewed and shared by others.");this.Jb().appendChild(this.Xb);this.i&&hB(this);$o.IsZipitFolderCollectionEnabled||(b=this.j,a=Fn(b,"ok"),J(a,"fontWeight","bold"),x(a,"gb-button"),x(Fn(b,"cancel"),"gb-button"))}; function hB(a){a.o.value=Je(a.i.kb());a.o.disabled=a.i.O;a.rb.value=Je(a.i.ah());a.Ka(1==a.i.Ge);a.o.disabled&&J(a.o,"background","#f2f2f2")}function gB(a,b,c){var d=a.Jb();a=C("DIV",{"class":"gb-bookshelf-dialog-container"});d.appendChild(a);d=C("DIV",{"class":"ccd-label"});N(d,ni(b));a.appendChild(d);b=C(c,{"class":"ccd-input"});"input"==c?(ef(b,{type:"text"}),b.setAttribute("maxlength",100)):"textarea"==c&&(ef(b,{rows:6,cols:50}),new dB(b,F("span"),500));a.appendChild(b);return b} fB.prototype.Ka=function(a){this.De=a;v(this.Fe,function(b){M(b,a)});v(this.Ee,function(b){M(b,!a)})}; fB.prototype.Ua=function(a){var b=this.o.value;if("cancel"==a.key)return!0;if(Nb(b))return this.na.textContent="Please enter a title for this bookshelf.",!1;if(this.Tb&&!this.Tb(b))return this.na.textContent="Another bookshelf already has that title. Please enter a different title.",!1;a=this.i||new Eu;a.Jc=b;a.s=this.rb.value;a.Ge=this.De?1:2;if(this.i){b=this.hb;var c=new R(b.Cq);S(c,"as_coll",a.getId());Qu(c,a,r(b.N,b))}else b=this.hb,Qu(b.s,a,r(b.o,b,!0));return!0}; fB.prototype.wa=function(){delete this.hb;delete this.Ca;delete this.i;delete this.na;delete this.Xb;delete this.o;delete this.rb;delete this.Tb;$A.prototype.wa.call(this)};function iB(a,b,c,d,e){W.call(this);this.O=a;this.j=b;this.N=c;this.i=d;this.O&&(this.s=jb(this.O.childNodes,jB),this.i&&ub(this.s,jb(this.i.childNodes,jB)));this.o=e;U(r(this.Or,this))}u(iB,W);f=iB.prototype;f.Or=function(){this.j&&this.i&&this.g.ka(this.j,"click",this.Bq);this.N&&this.g.ka(this.N,"click",this.Vt);this.g.ka(this.o,"add",this.ct)}; function jB(a){var b=Ze("SPAN","sidebar-collection-title",a)[0];b||(b=Ze("SPAN","hp-collection-title",a)[0]);if(!b)return"";a=Ob(Fe(Jf(b)));return Ob(a.split("(")[0])}f.Vt=function(){var a=new fB("Create new bookshelf","Create bookshelf",this.o,r(this.nv,this));a.render();a.Da(!0)};f.nv=function(a){var b=Ob(Fe(a)).toLowerCase();return!kb(this.s,function(c){return c.toLowerCase()==b})}; f.ct=function(a){a=a.shelf;var b=Ob(Fe(a.kb())),c=1==a.Ge;this.s.push(b);var d=new R("/books");wu(d);S(d,"as_coll",a.getId());S(d,"source","gbs_lp_bookshelf_list");if($o.IsBooksUnifiedLeftNavEnabled){a=C("LI",{"class":"left-nav-shelf-item"});var e=C("A",{"class":"sidebar-link"});pe(e,d.toString());d=C("SPAN");x(d,"sidebar-collection-title");N(d,sl(b+" (0)",{af:"038e33c2-d414-44e2-bbe6-927f8ace3e86"}));e.appendChild(d);a.appendChild(e);c=B("hidden-my-library-expanded");tf(a,c);ZA(!0,"my-library")}else a= F("DIV"),e=C("A",{"class":"hp-bookshelf-link",style:"line-height:19px"}),pe(e,d.toString()),d=C("SPAN",{"class":"hp-collection-title"}),N(d,sl(b,{af:"0b6daedb-ff6d-4634-9ac2-c45d944e2b5e"})),e.appendChild(d),a.appendChild(e),b=c?"Public bookshelf":"Private bookshelf",c=C("IMG",{"class":"hp-bookshelf-access",src:"/googlebooks/images/sharing_"+(c?"public":"private")+".gif",title:b,alt:b,width:14,height:14}),a.appendChild(c),c=C("DIV",{style:"clear:both"}),a.appendChild(c),uf(a,B("csStart"))}; f.Bq=function(a){a.preventDefault();a=!Ch(this.i);M(this.i,a);a?(Vr(this.j,9,this.i,8),200 EPS Plate Complete Set of Machinery