function OpenPopup(windowname, page, wide, high, scroll)
{
   features='width=' + wide + ',height=' + high + ',scrollbars=' + scroll;
   features+=',resizable=no,toolbar=no,directories=no,location=no';
   features+=',menubar=no,status=no,left=0,top=0';
   window.open(page, windowname, features);
}