function makevisible(cur,which)   
  {
  //alert(cur.id);
  
  
    strength=(which==0)? 1 : 0.7

    if (cur.style.MozOpacity)
    
        //cur.style.MozOpacity=strength
        cur.style.MozOpacity=strength
    
    else if (cur.filters)
     
        cur.filters.alpha.opacity=strength*100
   }
  
    function HighBg(ref)
    {
       ref.style.background="#E4FCBD";
    }

    function LowBg(ref)
    {
       ref.style.background="#ffffff";
    }