function tooltip_1(evnt){
 if (!evnt) evnt = window.event;
 if (window.document.getElementById("ytip")){
 ytob = window.document.getElementById("ytip"); 
 ytob.style.left = evnt.screenX +10 + "px";
 ytob.style.top = evnt.screenY -180 + "px";
 }
}

function show_tooltip(id,stat){
	if(stat==1) window.document.getElementById(id).style.display='block'; 
	if(stat==0) window.document.getElementById(id).style.display='none';
}

document.onmousemove=tooltip_1;