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var d=this.expression,b;switch(this.mode){case"selectorsAPI":if(a!==document){var f=a.id,g=$(a).identify();g=g.replace(/([\.:])/g,"\\$1");d="#"+g+" "+d}b=$A(a.querySelectorAll(d)).map(Element.extend);a.id=f;return b;case"xpath":return document._getElementsByXPath(this.xpath,a);default:return this.matcher(a)}},match:function(l){this.tokens=[];var r=this.expression,a=Selector.patterns,g=Selector.assertions;
var b,f,h,q=a.length,d;while(r&&b!==r&&(/\S/).test(r)){b=r;for(var k=0;k<q;k++){f=a[k].re;d=a[k].name;if(h=r.match(f)){if(g[d]){this.tokens.push([d,Object.clone(h)]);r=r.replace(h[0],"")}else{return this.findElements(document).include(l)}}}}var o=true,d,n;for(var k=0,j;j=this.tokens[k];k++){d=j[0],n=j[1];if(!Selector.assertions[d](l,n)){o=false;break}}return o},toString:function(){return this.expression
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return b})()}Object.extend(Selector,{_cache:{},xpath:{descendant:"//*",child:"/*",adjacent:"/following-sibling::*[1]",laterSibling:"/following-sibling::*",tagName:function(a){if(a[1]=="*"){return""}return"[local-name()='"+a[1].toLowerCase()+"' or local-name()='"+a[1].toUpperCase()+"']"},className:"[contains(concat(' ', @class, ' '), ' #{1} ')]",id:"[@id='#{1}']",attrPresence:function(a){a[1]=a[1].toLowerCase();
return new Template("[@#{1}]").evaluate(a)},attr:function(a){a[1]=a[1].toLowerCase();a[3]=a[5]||a[6];return new Template(Selector.xpath.operators[a[2]]).evaluate(a)},pseudo:function(a){var b=Selector.xpath.pseudos[a[1]];if(!b){return""}if(Object.isFunction(b)){return b(a)}return new Template(Selector.xpath.pseudos[a[1]]).evaluate(a)},operators:{"=":"[@#{1}='#{3}']","!=":"[@#{1}!='#{3}']","^=":"[starts-with(@#{1}, '#{3}')]","$=":"[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']","*=":"[contains(@#{1}, '#{3}')]","~=":"[contains(concat(' ', @#{1}, ' '), ' #{3} ')]","|=":"[contains(concat('-', @#{1}, '-'), '-#{3}-')]"},pseudos:{"first-child":"[not(preceding-sibling::*)]","last-child":"[not(following-sibling::*)]","only-child":"[not(preceding-sibling::* or following-sibling::*)]",empty:"[count(*) = 0 and (count(text()) = 0)]",checked:"[@checked]",disabled:"[(@disabled) and (@type!='hidden')]",enabled:"[not(@disabled) and (@type!='hidden')]",not:function(g){var k=g[6],d=Selector.patterns,l=Selector.xpath,a,n,j=d.length,b;
var f=[];while(k&&a!=k&&(/\S/).test(k)){a=k;for(var h=0;h<j;h++){b=d[h].name;if(g=k.match(d[h].re)){n=Object.isFunction(l[b])?l[b](g):new Template(l[b]).evaluate(g);f.push("("+n.substring(1,n.length-1)+")");k=k.replace(g[0],"");break}}}return"[not("+f.join(" and ")+")]"},"nth-child":function(a){return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ",a)},"nth-last-child":function(a){return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ",a)
},"nth-of-type":function(a){return Selector.xpath.pseudos.nth("position() ",a)},"nth-last-of-type":function(a){return Selector.xpath.pseudos.nth("(last() + 1 - position()) ",a)},"first-of-type":function(a){a[6]="1";return Selector.xpath.pseudos["nth-of-type"](a)},"last-of-type":function(a){a[6]="1";return Selector.xpath.pseudos["nth-last-of-type"](a)},"only-of-type":function(a){var b=Selector.xpath.pseudos;
return b["first-of-type"](a)+b["last-of-type"](a)},nth:function(h,f){var j,k=f[6],e;if(k=="even"){k="2n+0"}if(k=="odd"){k="2n+1"}if(j=k.match(/^(\d+)$/)){return"["+h+"= "+j[1]+"]"}if(j=k.match(/^(-?\d*)?n(([+-])(\d+))?/)){if(j[1]=="-"){j[1]=-1}var g=j[1]?Number(j[1]):1;var d=j[2]?Number(j[2]):0;e="[((#{fragment} - #{b}) mod #{a} = 0) and ((#{fragment} - #{b}) div #{a} >= 0)]";return new Template(e).evaluate({fragment:h,a:g,b:d})
}}}},criteria:{tagName:'n = h.tagName(n, r, "#{1}", c);      c = false;',className:'n = h.className(n, r, "#{1}", c);    c = false;',id:'n = h.id(n, r, "#{1}", c);           c = false;',attrPresence:'n = h.attrPresence(n, r, "#{1}", c); c = false;',attr:function(a){a[3]=(a[5]||a[6]);return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(a)},pseudo:function(a){if(a[6]){a[6]=a[6].replace(/"/g,'\\"')
}return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(a)},descendant:'c = "descendant";',child:'c = "child";',adjacent:'c = "adjacent";',laterSibling:'c = "laterSibling";'},patterns:[{name:"laterSibling",re:/^\s*~\s*/},{name:"child",re:/^\s*>\s*/},{name:"adjacent",re:/^\s*\+\s*/},{name:"descendant",re:/^\s/},{name:"tagName",re:/^\s*(\*|[\w\-]+)(\b|$)?/},{name:"id",re:/^#([\w\-\*]+)(\b|$)/},{name:"className",re:/^\.([\w\-\*]+)(\b|$)/},{name:"pseudo",re:/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/},{name:"attrPresence",re:/^\[((?:[\w-]+:)?[\w-]+)\]/},{name:"attr",re:/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/}],assertions:{tagName:function(a,b){return b[1].toUpperCase()==a.tagName.toUpperCase()
},className:function(a,b){return Element.hasClassName(a,b[1])},id:function(a,b){return a.id===b[1]},attrPresence:function(a,b){return Element.hasAttribute(a,b[1])},attr:function(b,d){var a=Element.readAttribute(b,d[1]);return a&&Selector.operators[d[2]](a,d[5]||d[6])}},handlers:{concat:function(e,d){for(var f=0,g;g=d[f];f++){e.push(g)}return e},mark:function(a){var e=Prototype.emptyFunction;for(var b=0,d;
d=a[b];b++){d._countedByPrototype=e}return a},unmark:(function(){var a=(function(){var b=document.createElement("div"),f=false,e="_countedByPrototype",d="x";b[e]=d;f=(b.getAttribute(e)===d);b=null;return f})();return a?function(b){for(var d=0,e;e=b[d];d++){e.removeAttribute("_countedByPrototype")}return b}:function(b){for(var d=0,e;e=b[d];d++){e._countedByPrototype=void 0}return b}})(),index:function(a,e,h){a._countedByPrototype=Prototype.emptyFunction;
if(e){for(var b=a.childNodes,f=b.length-1,d=1;f>=0;f--){var g=b[f];if(g.nodeType==1&&(!h||g._countedByPrototype)){g.nodeIndex=d++}}}else{for(var f=0,d=1,b=a.childNodes;g=b[f];f++){if(g.nodeType==1&&(!h||g._countedByPrototype)){g.nodeIndex=d++}}}},unique:function(b){if(b.length==0){return b}var e=[],f;for(var d=0,a=b.length;d<a;d++){if(typeof(f=b[d])._countedByPrototype=="undefined"){f._countedByPrototype=Prototype.emptyFunction;
e.push(Element.extend(f))}}return Selector.handlers.unmark(e)},descendant:function(a){var e=Selector.handlers;for(var d=0,b=[],f;f=a[d];d++){e.concat(b,f.getElementsByTagName("*"))}return b},child:function(a){var f=Selector.handlers;for(var e=0,d=[],g;g=a[e];e++){for(var b=0,k;k=g.childNodes[b];b++){if(k.nodeType==1&&k.tagName!="!"){d.push(k)}}}return d},adjacent:function(a){for(var d=0,b=[],f;f=a[d];
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