var winPopup=null;

function ShowPopup(strURL,strHeight,strWidth){
  winPopup=window.open(strURL,"","scrollbars=no,resizable=yes,height="+strHeight+",width="+strWidth);
}

function closeChildWindow(){
  if(winPopup!=null && !winPopup.closed)winPopup.close();
   
}

function closeWindow(){
  window.close();
}