var isNS = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 4);
var div1 = (isNS) ? document.obj1 : document.all.obj1.style;
var div2 = (isNS) ? document.obj2 : document.all.obj2.style;
var objet;
var coord;
var coordb = 800;
objet = new Array(div1,div2);coord = new Array();
coord[0]=50;coord[1]=50;

function placeObj(i,px,py)
{
objet[i].left=px;
objet[i].top=py;
}

function voirObj(i)
{
objet[i].visibility="visible";
}

function cacheObj(i)
{
objet[i].visibility="hidden";
}

var userAgent=navigator.appName + " " + navigator.appVersion;
var agentInfo=userAgent.substring(0, 12);
if(agentInfo >= "Netscape 4.0")
  {
  document.captureEvents(Event.MOUSEMOVE);
  var Xpos = 50;var Ypos = 50;
 
  function MouveA(evnt)
	{
	Xpos = evnt.pageX;
	Ypos = evnt.pageY;
 	}
  document.onMouseMove = MouveA;
  }
else
  {
  var Xpos = 50;var Ypos = 50;
 
  function MouveB()
	{
  	ofy=document.body.scrollTop;
	ofx=document.body.scrollLeft;
  	Xpos = event.clientX+ofx;
	Ypos = event.clientY+ofy;
 	}
 document.onmousemove = MouveB;
 }

function vole()
 {
 x0=coord[0]; y0=coord[1];
 ex=Xpos; ey=Ypos;
 reelx=x0+0.04; reely=y0+0.04;
 rx=reelx; ry=reely;
 rx+=(ex-rx)*0.04; ry+=(ey-ry)*0.04;
 reelx=rx; reely=ry;
 x0=Math.round(reelx); y0=Math.round(reely);
 coord[0]=x0; coord[1]=y0;
 if ( x0 <= Xpos )
    {
    voirObj(0);
    cacheObj(1);
    }
 else
    {
    voirObj(1);
    cacheObj(0);
    }
 placeObj(0,x0-22,y0-37);
 placeObj(1,x0-22,y0-37);
 setTimeout("vole()", 15);
 }

vole();