var idObject = 'tooltip';
	var bol;
	
	var a;
	
	var xx = 0;
	var yy = 0;
	
	function show(ev){		
		if(a != null) {
			window.clearTimeout(a);
		
		}
		
		if(!ev){
			ev = window.event;
		}
		
		x = 200;
		y = 330;
			
			//wenn gr. Abweichungen
		if(
		   	(xx > 0) && 
			( (ev.clientX - xx) < 50 && (ev.clientY - yy) < 50) && 
			( (ev.clientX - xx) > -50 && (ev.clientY - yy) > -50) ) {
				x = x + (ev.clientX - xx);
				y = y + (ev.clientY - yy);
			
		}
		
		xx = ev.clientX;
		yy = ev.clientY;
		
		if(x != 0 & bol == null){			
			document.getElementById(idObject).style.display="block";
			document.getElementById(idObject).style.position="absolute";
			
			document.getElementById(idObject).style.left= x + "px";
			document.getElementById(idObject).style.top= y + "px";
			
			/*event handler registrieren*/
			document.getElementById('ttControl').onmouseout = blendout;
			document.getElementById(idObject).onmouseout = blendout;
			
			bol = 1;
		}

	}
	
	function blendout(){
		a = window.setTimeout("ausblendenNZeit()", 500);
	}
	
	function ausblendenNZeit(){
		document.getElementById(idObject).style.display = "none";
		bol = null;
	}