function ChangeDivVisible(name){
 o = document.getElementById(name);
 if(o)
 {
  if(o.style.display=='none')
  {
   o.style.display='block';
  }
  else
  {
   o.style.display='none';
  }
 }
 return false;
}

function GetRand () {
 result = "";
 result = Math.random()+"1";
 result = result.split(".");
 return result[1];
}