var timeout = null;
var tipOffTimeout = null;

function TopicTipOn(anchor, id, event)
{
  var targetY = document.body.scrollTop + event.clientY + 15;
  var targetX = document.body.scrollLeft + event.clientX + 10;
				
  TopicTip.style.left = targetX;
  TopicTip.style.top = targetY;
  var tip = document.getElementById(id);
  TopicTip.innerHTML = tip.innerHTML;
  TopicTip.style.display = 'block';
  if (tipOffTimeout != null)
     window.clearTimeout(tipOffTimeout);
  tipOffTimeout = window.setTimeout("TopicTipOff()", 4000, "JavaScript");
}
function TopicTipOff()
{
  if (tipOffTimeout != null)
     window.clearTimeout(tipOffTimeout);
  tipOffTimeout = null;				
  TopicTip.style.display = 'none';
}