var opened_popupPage;
if(navigator.appName == "Netscape")
{
   nav = "NS";
}
else
{
   nav = "IE";
}

function popupHelp(url,w,h,name)
{
   popup(url,w,h,name);
}

function popup(url,w,h,name)
{
   var str = "alwaysRaised=yes,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width="+w+",height="+h;
   if(nav=="IE")
   {
      var temp;
      if (opened_popupPage)
      {
         opened_popupPage.close();
         opened_popupPage = temp;
      }
      window.status = opened_popupPage;
      if (!opened_popupPage || opened_popupPage.closed)
      {
         opened_popupPage =   window.open(url,name,str);
         opened_popupPage.document.write("");
         opened_popupPage.location = url;
         opened_popupPage.focus();
      }
      else
      {
         opened_popupPage =   window.open(url,name,str);
         opened_popupPage.document.write("");
         opened_popupPage.location = url;
         opened_popupPage.focus();
      }
   }
   else
   {
      opened_popupPage =   window.open(url,name,str);
      opened_popupPage.focus();
   }
   return;
}