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e=parseInt(d(b,c),10);if(e!==b["offset"+c.capitalize()]){return e+"px"}var a;if(c==="height"){a=["border-top-width","padding-top","padding-bottom","border-bottom-width"]}else{a=["border-left-width","padding-left","padding-right","border-right-width"]}return a.inject(e,function(f,g){var h=d(b,g);return h===null?f:f-parseInt(h,10)})+"px";default:return d(b,c)}});Element.Methods.readAttribute=Element.Methods.readAttribute.wrap(function(c,a,b){if(b==="title"){return a.title}return c(a,b)})}else{if(Prototype.Browser.IE){Element.Methods.getOffsetParent=Element.Methods.getOffsetParent.wrap(function(c,b){b=$(b);if(!b.parentNode){return $(document.body)}var a=b.getStyle("position");if(a!=="static"){return c(b)}b.setStyle({position:"relative"});var d=c(b);b.setStyle({position:a});return d});$w("positionedOffset viewportOffset").each(function(a){Element.Methods[a]=Element.Methods[a].wrap(function(e,c){c=$(c);if(!c.parentNode){return Element._returnOffset(0,0)}var b=c.getStyle("position");if(b!=="static"){return e(c)}var d=c.getOffsetParent();if(d&&d.getStyle("position")==="fixed"){d.setStyle({zoom:1})}c.setStyle({position:"relative"});var f=e(c);c.setStyle({position:b});return f})});Element.Methods.getStyle=function(a,b){a=$(a);b=(b=="float"||b=="cssFloat")?"styleFloat":b.camelize();var c=a.style[b];if(!c&&a.currentStyle){c=a.currentStyle[b]}if(b=="opacity"){if(c=(a.getStyle("filter")||"").match(/alpha\(opacity=(.*)\)/)){if(c[1]){return parseFloat(c[1])/100}}return 1}if(c=="auto"){if((b=="width"||b=="height")&&(a.getStyle("display")!="none")){return a["offset"+b.capitalize()]+"px"}return null}return c};Element.Methods.setOpacity=function(b,e){function f(g){return g.replace(/alpha\([^\)]*\)/gi,"")}b=$(b);var a=b.currentStyle;if((a&&!a.hasLayout)||(!a&&b.style.zoom=="normal")){b.style.zoom=1}var d=b.getStyle("filter"),c=b.style;if(e==1||e===""){(d=f(d))?c.filter=d:c.removeAttribute("filter");return b}else{if(e<0.00001){e=0}}c.filter=f(d)+"alpha(opacity="+(e*100)+")";return b};Element._attributeTranslations=(function(){var b="className",a="for",c=document.createElement("div");c.setAttribute(b,"x");if(c.className!=="x"){c.setAttribute("class","x");if(c.className==="x"){b="class"}}c=null;c=document.createElement("label");c.setAttribute(a,"x");if(c.htmlFor!=="x"){c.setAttribute("htmlFor","x");if(c.htmlFor==="x"){a="htmlFor"}}c=null;return{read:{names:{"class":b,className:b,"for":a,htmlFor:a},values:{_getAttr:function(d,e){return d.getAttribute(e)},_getAttr2:function(d,e){return d.getAttribute(e,2)},_getAttrNode:function(d,f){var e=d.getAttributeNode(f);return e?e.value:""},_getEv:(function(){var d=document.createElement("div"),g;d.onclick=Prototype.emptyFunction;var e=d.getAttribute("onclick");if(String(e).indexOf("{")>-1){g=function(f,h){h=f.getAttribute(h);if(!h){return null}h=h.toString();h=h.split("{")[1];h=h.split("}")[0];return h.strip()}}else{if(e===""){g=function(f,h){h=f.getAttribute(h);if(!h){return null}return h.strip()}}}d=null;return g})(),_flag:function(d,e){return $(d).hasAttribute(e)?e:null},style:function(d){return d.style.cssText.toLowerCase()},title:function(d){return d.title}}}}})();Element._attributeTranslations.write={names:Object.extend({cellpadding:"cellPadding",cellspacing:"cellSpacing"},Element._attributeTranslations.read.names),values:{checked:function(a,b){a.checked=!!b},style:function(a,b){a.style.cssText=b?b:""}}};Element._attributeTranslations.has={};$w("colSpan rowSpan vAlign dateTime accessKey tabIndex encType maxLength readOnly longDesc frameBorder").each(function(a){Element._attributeTranslations.write.names[a.toLowerCase()]=a;Element._attributeTranslations.has[a.toLowerCase()]=a});(function(a){Object.extend(a,{href:a._getAttr2,src:a._getAttr2,type:a._getAttr,action:a._getAttrNode,disabled:a._flag,checked:a._flag,readonly:a._flag,multiple:a._flag,onload:a._getEv,onunload:a._getEv,onclick:a._getEv,ondblclick:a._getEv,onmousedown:a._getEv,onmouseup:a._getEv,onmouseover:a._getEv,onmousemove:a._getEv,onmouseout:a._getEv,onfocus:a._getEv,onblur:a._getEv,onkeypress:a._getEv,onkeydown:a._getEv,onkeyup:a._getEv,onsubmit:a._getEv,onreset:a._getEv,onselect:a._getEv,onchange:a._getEv})})(Element._attributeTranslations.read.values);if(Prototype.BrowserFeatures.ElementExtensions){(function(){function a(e){var b=e.getElementsByTagName("*"),d=[];for(var c=0,f;f=b[c];c++){if(f.tagName!=="!"){d.push(f)}}return d}Element.Methods.down=function(c,d,b){c=$(c);if(arguments.length==1){return c.firstDescendant()}return Object.isNumber(d)?a(c)[d]:Element.select(c,d)[b||0]}})()}}else{if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent)){Element.Methods.setOpacity=function(a,b){a=$(a);a.style.opacity=(b==1)?0.999999:(b==="")?"":(b<0.00001)?0:b;return a}}else{if(Prototype.Browser.WebKit){Element.Methods.setOpacity=function(a,b){a=$(a);a.style.opacity=(b==1||b==="")?"":(b<0.00001)?0:b;if(b==1){if(a.tagName.toUpperCase()=="IMG"&&a.width){a.width++;a.width--}else{try{var d=document.createTextNode(" ");a.appendChild(d);a.removeChild(d)}catch(c){}}}return a};Element.Methods.cumulativeOffset=function(b){var a=0,c=0;do{a+=b.offsetTop||0;c+=b.offsetLeft||0;if(b.offsetParent==document.body){if(Element.getStyle(b,"position")=="absolute"){break}}b=b.offsetParent}while(b);return Element._returnOffset(c,a)}}}}}if("outerHTML" in document.documentElement){Element.Methods.replace=function(c,e){c=$(c);if(e&&e.toElement){e=e.toElement()}if(Object.isElement(e)){c.parentNode.replaceChild(e,c);return c}e=Object.toHTML(e);var d=c.parentNode,b=d.tagName.toUpperCase();if(Element._insertionTranslations.tags[b]){var f=c.next(),a=Element._getContentFromAnonymousElement(b,e.stripScripts());d.removeChild(c);if(f){a.each(function(g){d.insertBefore(g,f)})}else{a.each(function(g){d.appendChild(g)})}}else{c.outerHTML=e.stripScripts()}e.evalScripts.bind(e).defer();return c}}Element._returnOffset=function(b,c){var a=[b,c];a.left=b;a.top=c;return a};Element._getContentFromAnonymousElement=function(d,c){var e=new Element("div"),b=Element._insertionTranslations.tags[d];if(b){e.innerHTML=b[0]+c+b[1];for(var a=b[2];a--;){e=e.firstChild}}else{e.innerHTML=c}return $A(e.childNodes)};Element._insertionTranslations={before:function(a,b){a.parentNode.insertBefore(b,a)},top:function(a,b){a.insertBefore(b,a.firstChild)},bottom:function(a,b){a.appendChild(b)},after:function(a,b){a.parentNode.insertBefore(b,a.nextSibling)},tags:{TABLE:["<table>","</table>",1],TBODY:["<table><tbody>","</tbody></table>",2],TR:["<table><tbody><tr>","</tr></tbody></table>",3],TD:["<table><tbody><tr><td>","</td></tr></tbody></table>",4],SELECT:["<select>","</select>",1]}};(function(){var a=Element._insertionTranslations.tags;Object.extend(a,{THEAD:a.TBODY,TFOOT:a.TBODY,TH:a.TD})})();Element.Methods.Simulated={hasAttribute:function(a,c){c=Element._attributeTranslations.has[c]||c;var b=$(a).getAttributeNode(c);return !!(b&&b.specified)}};Element.Methods.ByTag={};Object.extend(Element,Element.Methods);(function(a){if(!Prototype.BrowserFeatures.ElementExtensions&&a.__proto__){window.HTMLElement={};window.HTMLElement.prototype=a.__proto__;Prototype.BrowserFeatures.ElementExtensions=true}a=null})(document.createElement("div"));Element.extend=(function(){function c(g){if(typeof window.Element!="undefined"){var i=window.Element.prototype;if(i){var k="_"+(Math.random()+"").slice(2),h=document.createElement(g);i[k]="x";var j=(h[k]!=="x");delete i[k];h=null;return j}}return false}function b(h,g){for(var j in g){var i=g[j];if(Object.isFunction(i)&&!(j in h)){h[j]=i.methodize()}}}var d=c("object");if(Prototype.BrowserFeatures.SpecificElementExtensions){if(d){return function(h){if(h&&typeof h._extendedByPrototype=="undefined"){var g=h.tagName;if(g&&(/^(?:object|applet|embed)$/i.test(g))){b(h,Element.Methods);b(h,Element.Methods.Simulated);b(h,Element.Methods.ByTag[g.toUpperCase()])}}return h}}return Prototype.K}var a={},e=Element.Methods.ByTag;var f=Object.extend(function(i){if(!i||typeof i._extendedByPrototype!="undefined"||i.nodeType!=1||i==window){return i}var g=Object.clone(a),h=i.tagName.toUpperCase();if(e[h]){Object.extend(g,e[h])}b(i,g);i._extendedByPrototype=Prototype.emptyFunction;return i},{refresh:function(){if(!Prototype.BrowserFeatures.ElementExtensions){Object.extend(a,Element.Methods);Object.extend(a,Element.Methods.Simulated)}}});f.refresh();return f})();if(document.documentElement.hasAttribute){Element.hasAttribute=function(a,b){return a.hasAttribute(b)}}else{Element.hasAttribute=Element.Methods.Simulated.hasAttribute}Element.addMethods=function(c){var i=Prototype.BrowserFeatures,d=Element.Methods.ByTag;if(!c){Object.extend(Form,Form.Methods);Object.extend(Form.Element,Form.Element.Methods);Object.extend(Element.Methods.ByTag,{FORM:Object.clone(Form.Methods),INPUT:Object.clone(Form.Element.Methods),SELECT:Object.clone(Form.Element.Methods),TEXTAREA:Object.clone(Form.Element.Methods)})}if(arguments.length==2){var b=c;c=arguments[1]}if(!b){Object.extend(Element.Methods,c||{})}else{if(Object.isArray(b)){b.each(g)}else{g(b)}}function g(k){k=k.toUpperCase();if(!Element.Methods.ByTag[k]){Element.Methods.ByTag[k]={}}Object.extend(Element.Methods.ByTag[k],c)}function a(m,l,k){k=k||false;for(var o in m){var n=m[o];if(!Object.isFunction(n)){continue}if(!k||!(o in l)){l[o]=n.methodize()}}}function e(n){var k;var m={OPTGROUP:"OptGroup",TEXTAREA:"TextArea",P:"Paragraph",FIELDSET:"FieldSet",UL:"UList",OL:"OList",DL:"DList",DIR:"Directory",H1:"Heading",H2:"Heading",H3:"Heading",H4:"Heading",H5:"Heading",H6:"Heading",Q:"Quote",INS:"Mod",DEL:"Mod",A:"Anchor",IMG:"Image",CAPTION:"TableCaption",COL:"TableCol",COLGROUP:"TableCol",THEAD:"TableSection",TFOOT:"TableSection",TBODY:"TableSection",TR:"TableRow",TH:"TableCell",TD:"TableCell",FRAMESET:"FrameSet",IFRAME:"IFrame"};if(m[n]){k="HTML"+m[n]+"Element"}if(window[k]){return window[k]}k="HTML"+n+"Element";if(window[k]){return window[k]}k="HTML"+n.capitalize()+"Element";if(window[k]){return window[k]}var l=document.createElement(n),o=l.__proto__||l.constructor.prototype;l=null;return o}var h=window.HTMLElement?HTMLElement.prototype:Element.prototype;if(i.ElementExtensions){a(Element.Methods,h);a(Element.Methods.Simulated,h,true)}if(i.SpecificElementExtensions){for(var j in Element.Methods.ByTag){var f=e(j);if(Object.isUndefined(f)){continue}a(d[j],f.prototype)}}Object.extend(Element,Element.Methods);delete Element.ByTag;if(Element.extend.refresh){Element.extend.refresh()}Element.cache={}};document.viewport={getDimensions:function(){return{width:this.getWidth(),height:this.getHeight()}},getScrollOffsets:function(){return Element._returnOffset(window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft,window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop)}};(function(b){var g=Prototype.Browser,e=document,c,d={};function a(){if(g.WebKit&&!e.evaluate){return document}if(g.Opera&&window.parseFloat(window.opera.version())<9.5){return document.body}return document.documentElement}function f(h){if(!c){c=a()}d[h]="client"+h;b["get"+h]=function(){return c[d[h]]};return b["get"+h]()}b.getWidth=f.curry("Width");b.getHeight=f.curry("Height")})(document.viewport);Element.Storage={UID:1};Element.addMethods({getStorage:function(b){if(!(b=$(b))){return}var a;if(b===window){a=0}else{if(typeof b._prototypeUID==="undefined"){b._prototypeUID=Element.Storage.UID++}a=b._prototypeUID}if(!Element.Storage[a]){Element.Storage[a]=$H()}return Element.Storage[a]},store:function(b,a,c){if(!(b=$(b))){return}if(arguments.length===2){Element.getStorage(b).update(a)}else{Element.getStorage(b).set(a,c)}return b},retrieve:function(c,b,a){if(!(c=$(c))){return}var e=Element.getStorage(c),d=e.get(b);if(Object.isUndefined(d)){e.set(b,a);d=a}return d},clone:function(c,a){if(!(c=$(c))){return}var e=c.cloneNode(a);e._prototypeUID=void 0;if(a){var d=Element.select(e,"*"),b=d.length;while(b--){d[b]._prototypeUID=void 0}}return Element.extend(e)},purge:function(b){if(!(b=$(b))){return}purgeElement(b);var c=b.getElementsByTagName("*"),a=c.length;while(a--){purgeElement(c[a])}return null}});(function(){function g(t){var s=t.match(/^(\d+)%?$/i);if(!s){return null}return(Number(s[1])/100)}function m(w,v){if(Object.isElement(w)){element=w;w=element.getStyle(v)}if(w===null){return null}if((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(w)){return window.parseFloat(w)}if(/\d/.test(w)&&element.runtimeStyle){var t=element.style.left,x=element.runtimeStyle.left;element.runtimeStyle.left=element.currentStyle.left;element.style.left=w||0;w=element.style.pixelLeft;element.style.left=t;element.runtimeStyle.left=x;return w}if(w.include("%")){var s=g(w);var u;if(v.include("left")||v.include("right")||v.include("width")){u=$(element.parentNode).measure("width")}else{if(v.include("top")||v.include("bottom")||v.include("height")){u=$(element.parentNode).measure("height")}}return u*s}return 0}function f(s){if(Object.isString(s)&&s.endsWith("px")){return s}return s+"px"}function i(t){var s=t;while(t&&t.parentNode){var u=t.getStyle("display");if(u==="none"){return false}t=$(t.parentNode)}return true}var d=Prototype.K;if("currentStyle" in document.documentElement){d=function(s){if(!s.currentStyle.hasLayout){s.style.zoom=1}return s}}function e(s){if(s.include("border")){s=s+"-width"}return s.camelize()}Element.Layout=Class.create(Hash,{initialize:function($super,t,s){$super();this.element=$(t);Element.Layout.PROPERTIES.each(function(u){this._set(u,null)},this);if(s){this._preComputing=true;this._begin();Element.Layout.PROPERTIES.each(this._compute,this);this._end();this._preComputing=false}},_set:function(t,s){return Hash.prototype.set.call(this,t,s)},set:function(t,s){throw"Properties of Element.Layout are read-only."},get:function($super,t){var s=$super(t);return s===null?this._compute(t):s},_begin:function(){if(this._prepared){return}var v=this.element;if(i(v)){this._prepared=true;return}var u={position:v.style.position||"",width:v.style.width||"",visibility:v.style.visibility||"",display:v.style.display||""};v.store("prototype_original_styles",u);var s=v.getStyle("position"),x=v.getStyle("width");v.setStyle({position:"absolute",visibility:"hidden",display:"block"});var z=v.getStyle("width");var y;if(x&&(z===x)){y=m(x)}else{if(x&&(s==="absolute"||s==="fixed")){y=m(x)}else{var w=v.parentNode,t=$(w).getLayout();y=t.get("width")-this.get("margin-left")-this.get("border-left")-this.get("padding-left")-this.get("padding-right")-this.get("border-right")-this.get("margin-right")}}v.setStyle({width:y+"px"});this._prepared=true},_end:function(){var t=this.element;var s=t.retrieve("prototype_original_styles");t.store("prototype_original_styles",null);t.setStyle(s);this._prepared=false},_compute:function(t){var s=Element.Layout.COMPUTATIONS;if(!(t in s)){throw"Property not found."}return this._set(t,s[t].call(this,this.element))},toObject:function(){var s=$A(arguments);var t=(s.length===0)?Element.Layout.PROPERTIES:s.join(" ").split(" ");var u={};t.each(function(v){if(!Element.Layout.PROPERTIES.include(v)){return}var w=this.get(v);if(w!=null){u[v]=w}},this);return u},toHash:function(){var s=this.toObject.apply(this,arguments);return new Hash(s)},toCSS:function(){var s=$A(arguments);var u=(s.length===0)?Element.Layout.PROPERTIES:s.join(" ").split(" ");var t={};u.each(function(v){if(!Element.Layout.PROPERTIES.include(v)){return}if(Element.Layout.COMPOSITE_PROPERTIES.include(v)){return}var w=this.get(v);if(w!=null){t[e(v)]=w+"px"}},this);return t},inspect:function(){return"#<Element.Layout>"}});Object.extend(Element.Layout,{PROPERTIES:$w("height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height"),COMPOSITE_PROPERTIES:$w("padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height"),COMPUTATIONS:{height:function(u){if(!this._preComputing){this._begin()}var s=this.get("border-box-height");if(s<=0){return 0}var v=this.get("border-top"),t=this.get("border-bottom");var x=this.get("padding-top"),w=this.get("padding-bottom");if(!this._preComputing){this._end()}return s-v-t-x-w},width:function(u){if(!this._preComputing){this._begin()}var t=this.get("border-box-width");if(t<=0){return 0}var x=this.get("border-left"),s=this.get("border-right");var v=this.get("padding-left"),w=this.get("padding-right");if(!this._preComputing){this._end()}return t-x-s-v-w},"padding-box-height":function(t){var s=this.get("height"),v=this.get("padding-top"),u=this.get("padding-bottom");return s+v+u},"padding-box-width":function(s){var t=this.get("width"),u=this.get("padding-left"),v=this.get("padding-right");return t+u+v},"border-box-height":function(s){return s.offsetHeight},"border-box-width":function(s){return s.offsetWidth},"margin-box-height":function(t){var s=this.get("border-box-height"),u=this.get("margin-top"),v=this.get("margin-bottom");if(s<=0){return 0}return s+u+v},"margin-box-width":function(u){var t=this.get("border-box-width"),v=this.get("margin-left"),s=this.get("margin-right");if(t<=0){return 0}return t+v+s},top:function(s){var t=s.positionedOffset();return t.top},bottom:function(s){var v=s.positionedOffset(),t=s.getOffsetParent(),u=t.measure("height");var w=this.get("border-box-height");return u-w-v.top},left:function(s){var t=s.positionedOffset();return t.left},right:function(u){var w=u.positionedOffset(),v=u.getOffsetParent(),s=v.measure("width");var t=this.get("border-box-width");return s-t-w.left},"padding-top":function(s){return m(s,"paddingTop")},"padding-bottom":function(s){return m(s,"paddingBottom")},"padding-left":function(s){return m(s,"paddingLeft")},"padding-right":function(s){return m(s,"paddingRight")},"border-top":function(s){return 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