Browser={isSupported:function()
	{
		return(Boolean(document.getElementsByTagName)&&Boolean(document.getElementById));
	},id:new function()
	{
		var ua=navigator.userAgent;
		var OMNI=ua.indexOf("Omni")>0;
		this.OP5=ua.indexOf("Opera 5")>=0||ua.indexOf("Opera 6")>=0;
		this.OP7=ua.indexOf("Opera 7")>=0;
		this.MAC=ua.indexOf("Mac")>0;
		if(!this.OP5&&!OMNI)
		{
			this.IE5=ua.indexOf("MSIE 5")>0;this.IE5_0=ua.indexOf("MSIE 5.0")>0;
			this.NS6=ua.indexOf("Gecko")>0;
			this.MOZ=this.NS6&&ua.indexOf("Netscape")==-1;
			this.MAC_IE5=this.MAC&&this.IE5;
			this.IE6=ua.indexOf("MSIE 6")>0;
			this.KONQUEROR=ua.indexOf("Konqueror/")>0;
		}
	}
};
var px="px";TokenizedExps={};
function getTokenizedExp(t,f)
{
	var x=TokenizedExps[t];
	if(!x)
		x=TokenizedExps[t]=new RegExp("(^|\\s)"+t+"($|\\s)",f);
	return x;
}
function hasToken(s,t)
{
	return getTokenizedExp(t,"").test(s);
};
function getChildNodesWithClass(p,kl)
{
	var coll=p.childNodes;
	var rc=[];
	var exp=getTokenizedExp(kl,"");
	for(var i=0,n=0;i<coll.length;i++)
		if(exp.test(coll[i].className))
			rc[n++]=coll[i];
	return rc;
}
function getElementsWithClass(p,t,kl)
{
	var rc=[];
	var exp=getTokenizedExp(kl,"");
	var coll=(t=="*"&&p.all)?p.all:p.getElementsByTagName(t);
	for(var i=0,n=0;i<coll.length;i++)
	{
		if(exp.test(coll[i].className))
		rc[n++]=coll[i];
	}
	return rc;
}
function get_elements_with_class_from_classList(el,t,classList)
{
	var rc=new Array(0);
	var coll=(t=="*"&&el.all)?el.all:el.getElementsByTagName(t);
	var exps=[];
	for(var i=0;i<classList.length;i++)
		exps[i]=getTokenizedExp(classList[i],"");
	for(var j=0,coLen=coll.length;j<coLen;j++)
	{
		kloop:for(var k=0;k<classList.length;k++)
		{
			if(exps[k].test(coll[j].className))
			{
				rc[rc.length]=coll[j];
				break kloop;
			}
		}
	}
	return rc;
}
function findAncestorWithClass(el,kl)
{
	var exp=getTokenizedExp(kl,"");
	for(var p=el.parentNode;p!=null;)
	{
		if(exp.test(p.className) )
		return p;
		p=p.parentNode;
	}return null;
}
function getDescendantById(p,id)
{
	var childNodes=p.all?p.all:p.getElementsByTagName("*");
	for(var i=0,len=childNodes.length;i<len;i++)
		if(childNodes[i].id==id)
			return childNodes[i];
	return null;
}
function removeClass(el,kl)
{
	el.className=el.className.replace(getTokenizedExp(kl,"g")," ").normalize();
}
function repaintFix(el)
{
	el.style.visibility='hidden';
	el.style.visibility='visible';
}
String.prototype.trim=function()
{
	return this.replace(/^\s+|\s+$/g,"");
};
String.prototype.normalize=function()
{
	return this.trim().replace(/\s\s+/g," ");
};
if(!Array.prototype.unshift)
	Array.prototype.unshift=function()
	{
		this.reverse();
		for(var i=arguments.length-1;i>-1;i--)
			this[this.length]=arguments[i];
		this.reverse();
		return this.length;
	};