// JavaScript Document

  var tooltip = null;
//  document.onmousemove = updateTooltip;
  document.onmouseover = updateTooltip;
  var doupdateposition = true;
  function updateTooltip(e) {
//	if(tooltip != null && doupdateposition) {
	if(tooltip != null) {	
		try {
		  x = (document.all) ? window.event.x + document.body.scrollLeft : e.pageX;
		  y = (document.all) ? window.event.y + document.body.scrollTop : e.pageY;
		tooltip.style.left = (x-10) + "px";
		tooltip.style.top = (y-tooltip.scrollHeight-10) + "px";
		} catch (error) { error=null; }
//		doupdateposition = false;
	}
}

  function showTooltip(id) {
try {
	  tooltip = document.getElementById(id);
	tooltip.style.visibility = "visible";
	} catch (error) {error=null; }
}

  function hideTooltip() {
	doupdateposition = true;
    try {
	  tooltip.style.visibility = "hidden";	  
    } catch (error) { error=null; }
  }