function Zoom(url,w,h){
var name = "ZoomWin";
var ww = w + 70;
var hh = h + 70;
if (hh > 600){hh = 600};
Start = "";
Middle = "";
WinOpt = "_blank,resizable=no,scrollbars=yes,location=no,status=yes,width=" + ww + ",height=" + hh + ",toolbar='0'";
ZoomWin = window.open("",name,WinOpt);
ZoomWin.document.write(Start + Middle + End);
}