function openPopupImage(imgPath, alternate){
  var popUpUrl= "?go=_common&p=image&shell=blank"+"&image="+ imgPath + "&alternate="+alternate;
//      alert(popUpUrl);
  var win = window.open(popUpUrl,'imagePopup','width=400,height=200,toolbar=no,scrollbars=no,resizable=yes');
  win.focus();
}