function getVar(fpName)
{
  lvGetString = document.location.search; 
  lvReturnValue = '';
  lvNameIndex = lvGetString.indexOf(fpName + '=');
  if(lvNameIndex != -1)
    {
      lvGetString = lvGetString.substr(lvNameIndex + fpName.length + 1, lvGetString.length - lvNameIndex);
      lvEndOfValue = lvGetString.indexOf('&');
      if(lvEndOfValue != -1) 
         lvReturnValue = lvGetString.substr(0, lvEndOfValue); 
      else 
         lvReturnValue = lvGetString; 
     }
  return(lvReturnValue); 
}