var x=0;
var y=0;
if (document.getElementById)
    {
     if(navigator.appName.substring(0,3) == "Net")
       document.captureEvents(Event.MOUSEMOVE);
       document.onmousemove = Pos_Souris;
      }
      
      function Pos_Souris(e)
	{
	x = (navigator.appName.substring(0,3) =="Net") ? e.pageX :
	event.x+document.body.scrollLeft;
	
	y = (navigator.appName.substring(0,3) =="Net") ? e.pageY :
	event.y+document.body.scrollTop;
	
	window.status = "Coordonnées du pointeur: X:"+x+" Y:"+y;
	
	document.getElementById("carteV").style.left = x+40;
	document.getElementById("carteV").style.top = y;
	
	}
      function affiche_description(msg)
      {
      var description="<div class=styleBulle>" +msg+ "</div>";
		       if (document.getElementById)
		       { 
		        document.getElementById("carteV").innerHTML = description;
			document.getElementById("carteV").style.visibility = "visible";
			}
	
	}
	
	function efface_description()
	
	{
	if (document.getElementById)
	{ 
		        document.getElementById("carteV").innerHTML = "";
			document.getElementById("carteV").style.visibility = "hidden";
	}
	
	}