function doTooltip(event, msg)
						{
							var el=document.getElementById("tooltip");
		 					if(el)
							 {
							 	 var x = event.clientX+ (document.body.scrollLeft || document.documentElement.scrollLeft);
 								 var y = event.clientY+ (document.body.scrollTop || document.documentElement.scrollTop);
  								 el.style.position = "absolute";
  								 el.style.left = x + "px";
  								 el.style.top = y + "px";
   							     el.style.visibility="visible";
   							     el.innerHTML =msg;

							}

						}


						function hideTip()
						{
		  					var el=document.getElementById("tooltip");
		 					if(el)
							 {
   							     el.style.visibility="hidden";

							}

						}