function ie6warning() { 
   if (document.all.ie6warning.style.display=="none") 
      (document.all.ie6warning.style.display="block");
   else
      (document.all.ie6warning.style.display="none") ; 
   }
function ie6warning() {
    if (document.all.ie6warning.style.display=="none") 
       (document.all.ie6warning.style.display="block");
    else 
      (document.all.ie6warning.style.display="none"); 
   }