//menu navigation for popups
var active;
active = true;
function hidediv()
{
	if(active)
	{
		var x;
		x = document.getElementsByTagName('div');
		for(i=0;i<x.length;i++)
		{
			if(x[i].id.indexOf("div_")!=-1)
			{
				x[i].style.display = "none";
			}
		}
	}
	else window.setTimeout("hidediv();",2000);
}
function showdiv(obj)
{
	active = true;
	hidediv();
	if(obj.indexOf(",")==-1)
	{
		document.getElementById(obj).style.display="block";
	}
	else
	{
		obj = obj.split(",");
		for(i=0;i<obj.length;i++)
			{
			document.getElementById(obj[i]).style.display="block";
			}
	}
	active = false;
	window.setTimeout("hidediv();",2000);
}