var isIE=/msie/i.test(navigator.userAgent);var isDTD=/CSS1Compat/i.test(document.compatMode);String.prototype.trim=function(){return this.replace(/(^\s*)|(\s*$)/g,"");}
Array.prototype.deleteItem=function(item){var i,count=this.length;for(i=0;i<count;i++){if(this[i]==item){this.splice(i,1);i--;count--;}}}
Array.prototype.addItem=function(item){for(var i=0;i<this.length;i++){if(this[i]==item)
return;}
this.push(item);}
Array.prototype.indexOf=function(_value){for(var i=0;i<this.length;i++)
if(this[i]==_value)return i;return-1;};Array.prototype.lastIndexOf=function(_value){for(var i=this.length-1;i>=0;i--)
if(this[i]==_value)return i;return-1;};Array.prototype.contains=function(_value){return this.indexOf(_value)!=-1;};if(!isIE){window.constructor.prototype.__defineGetter__("event",function(){var func=arguments.callee.caller;while(func!=null){var arg0=func.arguments[0];if(arg0&&(arg0.constructor==Event||arg0.constructor==MouseEvent)){return arg0;}
func=func.caller;}
return null;});Event.prototype.__defineSetter__("returnValue",function(b){if(!b)this.preventDefault();return b;});Event.prototype.__defineGetter__("srcElement",function(){var node=this.target;while(node.nodeType!=1)node=node.parentNode;return node;});Event.prototype.__defineGetter__("fromElement",function(){var node;if(this.type=="mouseover")
node=this.relatedTarget;else if(this.type=="mouseout")
node=this.target;if(!node)return;while(node.nodeType!=1)node=node.parentNode;return node;});Event.prototype.__defineGetter__("toElement",function(){var node;if(this.type=="mouseout")
node=this.relatedTarget;else if(this.type=="mouseover")
node=this.target;if(!node)return;while(node.nodeType!=1)node=node.parentNode;return node;});Event.prototype.__defineGetter__("offsetX",function(){return this.layerX;});Event.prototype.__defineGetter__("offsetY",function(){return this.layerY;});HTMLElement.prototype.attachEvent=function(sType,foo){this.addEventListener(sType.slice(2),foo,false);}
HTMLElement.prototype.detachEvent=function(sType,foo){this.removeEventListener(sType.slice(2),foo,false);}
HTMLDocument.prototype.attachEvent=function(sType,foo){this.addEventListener(sType.slice(2),foo,false);}
HTMLDocument.prototype.detachEvent=function(sType,foo){this.removeEventListener(sType.slice(2),foo,false);}
HTMLElement.prototype.__defineGetter__("innerText",function(){return this.textContent;});HTMLElement.prototype.__defineSetter__("innerText",function(str){this.textContent=str;});HTMLElement.prototype.insertAdjacentElement=function(where,parsedNode){switch(where){case"beforeBegin":this.parentNode.insertBefore(parsedNode,this);break;case"afterBegin":this.insertBefore(parsedNode,this.firstChild);break;case"beforeEnd":this.appendChild(parsedNode);break;case"afterEnd":if(this.nextSibling)
this.parentNode.insertBefore(parsedNode,this.nextSibling);else
this.parentNode.appendChild(parsedNode);break;}}
HTMLElement.prototype.insertAdjacentHTML=function(where,htmlStr){var r=this.ownerDocument.createRange();r.setStartBefore(this);var parsedHTML=r.createContextualFragment(htmlStr);this.insertAdjacentElement(where,parsedHTML);}
HTMLElement.prototype.contains=function(Node){do if(Node==this)return true;while(Node=Node.parentNode);return false;}}
else document.execCommand("BackgroundImageCache",false,true);function $(id){return(typeof id=="string"?document.getElementById(id):id);}
function $N(name){return document.getElementsByName(name);}
function $TN(name,root){return root?$(root).getElementsByTagName(name):document.getElementsByTagName(name);}
function $F(id){return exist(id)?$(id).value.trim():null;}
function $IH(id,s){$(id).innerHTML=s;}
function $IT(id,s){$(id).innerText=s;}
function $iF(id,s){$(id).value=s;}
function $DC(name){return document.createElement(name);}
function isEmpty(str){return str.replace(/(?:null)|(?:undefined)/i,"").length==0;}
function exist(id){return $(id)!=null;}
function hide(){for(var i=0;i<arguments.length;i++){if(exist(arguments[i])){if($(arguments[i]).style.visibility)$(arguments[i]).style.visibility="hidden";else $(arguments[i]).style.display="none";}}}
function show(){for(var i=0;i<arguments.length;i++){if(exist(arguments[i])){if($(arguments[i]).style.visibility)$(arguments[i]).style.visibility="visible";else $(arguments[i]).style.display="";}}}
function $previousSibling(id){return(($(id).previousSibling.nodeName=="#text"&&!/^\S$/g.test($(id).previousSibling.nodeValue))?$(id).previousSibling.previousSibling:$(id).previousSibling);}
function $nextSibling(id){return(($(id).nextSibling.nodeName=="#text"&&!/^\S$/g.test($(id).nextSibling.nodeValue))?$(id).nextSibling.nextSibling:$(id).nextSibling);}
function $removeNode(id){if(exist(id)){$(id).parentNode.removeChild($(id));}}
function in_array(value,array){if(typeof value=='string'){for(var i in array){if(array[i]==value){return true;}}}
return false;}