function popUp(URL, winwidth, winheight){
  var extwin = window.open(URL,'newWin','toolbar=1,location=1,menubar=1,status=1,resizable=1,scrollbars=1,width='+winwidth+',height='+winheight);
  extwin.focus();
 }
function closeWindow(orgHref) {
  if (top.self.opener){
    top.self.opener.focus();
    top.self.window.close();
  } else {
  top.location.href=orgHref;
  }
}