var posX=0;
var posY=0;
var decalageX=10;
var decalageY=10;

if(navigator.appName.substring(0,3) == "Net")
  document.captureEvents(Event.mousemove);
document.onmousemove = sourisxy;

function sourisxy(e)
  {
  posX = (navigator.appName=="Netscape") ? e.pageX : event.x + document.body.scrollLeft;
  posY = (navigator.appName=="Netscape") ? e.pageY : event.y + document.body.scrollTop;
  }

function affImage(contenu) {
  var posXdef = posX - decalageX;
  if (posXdef < 0) posXdef = 0;
  if (document.all) {
    with (document.all["affichage"]) {
      innerHTML = contenu;
      style.top = posY + decalageY;
      style.left = posXdef;
      style.visibility = "visible";
      }
    }
  else if (document.getElementById) {
    with (document.getElementById("affichage")) {
      innerHTML = contenu;
      style.top = posY + decalageY;
      style.left = posXdef;
      style.visibility = "visible";
      }
    }
  }

function cachImage() {
  if (document.all) {
    document.all["affichage"].innerHTML="";
    }
  else if (document.getElementById)
    {
    document.getElementById("affichage").innerHTML="";
    }
  }