function showbox(idleft,totalnum,thisnum)
{	
	for (var i=1;i<=totalnum;i++)
		{
			document.getElementById(idleft+"_"+i).className = "spannextbox";
			document.getElementById(idleft+""+i).className = "listhidden";
		}
			document.getElementById(idleft+"_"+thisnum).className = "spannowbox";
			document.getElementById(idleft+""+thisnum).className = "listshow";
}
function PopUrl(Url) 
{
	window.open(Url,"","width=800,height=600,toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=20,left=100")
}