var currentHighlight;

function InputF(obj)
{
if(obj.style)
 {
 obj.style.color='#FFCC00';
 }
}

function InputB(obj)
{
if(obj.style)
 {
 obj.style.color='#FFFFCC';
 }
}

function clearHighlight()
{
  if(currentHighlight)
    {
     InputB(currentHighlight);
    } 
}

function highlight(a)
{
  if(document.getElementById)
  {
   clearHighlight();
   InputF(document.getElementById(a));
   currentHighlight=document.getElementById(a);
  }
}