function Blink() {
   var myDate=new Date();
   myDate.setFullYear(2010,07,07);var today = new Date();
   if (myDate>today)
   {
      obj=document.getElementById("blink");
      if (obj.style.visibility=="hidden") obj.style.visibility="visible";
         else obj.style.visibility="hidden";
      window.setTimeout("Blink();",500);
   }
}