// JavaScript Document
function ObjectExists(id)
{
	if(document.all(id))return true;
	else
	if(document.getElementById(id)) return true;
	else return false;
}

function RSeed()
{
	var td=new Date();
	var t=td.getTime();  
	return t;
}


function ObjectByID(id)
{
	if(document.all)return document.all(id);
	else return document.getElementById(id);
}


function PObjectByID(id)
{
	if(parent.document.all)return parent.document.all(id);
	else return parent.document.getElementById(id);
}


function GetParam(name)
{
	var St=document.location.href;
	var beg=St.indexOf(name+"=");
	if (beg==-1) return "";
	var St1=St.substring(beg+1+name.length,St.length);
	if (St1.length==0) return "";
	var end=St1.indexOf("&");
	if (end==-1) St=St1;
	else St=St1.substring(0,end);
	if (St.length==0) return "";
	else return St;
}


function ToggleAbout()
{
	if(ObjectByID("dvabout").style.display=="")
		ObjectByID("dvabout").style.display="none";
	else
		ObjectByID("dvabout").style.display="";
	ObjectByID("tmref").blur();
}