function highlight()
{
var light="ruled";
	if (document.getElementById && document.createTextNode)
	{
		var tables=document.getElementsByTagName("table");
		for (var i=0;i<tables.length;i++)
		{
			if(tables[i].className=="highlighted"){
				var trs=tables[i].getElementsByTagName("tr");
				for(var j=0;j<trs.length;j++)
				{
             					if(trs[j].parentNode.nodeName=="TBODY"){
						if(trs[j].className!="head"){
					        trs[j].onmouseover=function(){	var mem=this.className;this.className=mem+" ruled";return false;};
						trs[j].onmouseout=function(){	var mem=this.className; mem=mem.replace(/ ruled/, "");this.className=mem;return false;};

/*					        trs[j].onmouseover=function(){this.className=this.className+" "+light;return true;};
						trs[j].onmouseout=function(){this.className=this.className.removeClassName(light);return true};
*/
						}
						}
 


				}
			}
		}
	}



}
/*

function mousePageXY(e)
{
  var x = 0, y = 0;

  if (!e) e = window.event;

  if (e.pageX || e.pageY)
  {
    x = e.pageX;
    y = e.pageY;
  }
  else if (e.clientX || e.clientY)
  {
    x = e.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft) - document.documentElement.clientLeft;
    y = e.clientY + (document.documentElement.scrollTop || document.body.scrollTop) - document.documentElement.clientTop;
  }

  return {"x":x, "y":y};
}

function show_tooltip(type) 
{

		var type_div = document.getElementById(type);

		type_div.addEventListener('mouseclick',function(){alert('e')},false);

		type_div.addEventListener('mouseover',function(e){

		type_div.onmouseout=function(e){
		var cur=mousePageXY(e);
                type_div.style.display='block';
		type_div.style.left=cur.x+"px";
		type_div.style.top=cur.y+"px";

		};
		alert("testing");
		type_div.onmouseout=function(){alert("aaa")};
,false);

		type_div.addEventListener('mouseout',
		function(e){
		type_div.removeEventListener('mouseover',function(){type_div.style.display='none';},false);		
		},false);


}

*/