function Request(which)
	{
		var url=new String(window.location);
		if(url.indexOf("?")>-1)
		{
			var ps;
			if(url.indexOf("&")>-1)
				ps=url.split("?")[1].split("&");
			else
				ps=url.split("?")[1].split(",");
				
			
			for(var i=0;i<ps.length;i++)
			{
				
				if(ps[i].split("=")[0]==which)
				{
					//alert(which);
					//alert(ps[i].split("=")[1]);
					return ps[i].split("=")[1];
					break;
				}
			}
			
		}
		else
			return null;
	}