var ns4 = document.layers;
var ns6 = document.getElementById && !document.all;
var ie4 = document.all;
offsetX = 10;
offsetY = 5;
var layerPhotoStyle="";
function initPhoto()
{
  if(ns4||ns6||ie4)
  {
    if(ns4) layerPhotoStyle = document.photo1;
    else if(ns6) layerPhotoStyle = document.getElementById("photo1").style;
    else if(ie4) layerPhotoStyle = document.all.photo1.style;
    if(ns4) document.captureEvents(Event.MOUSEMOVE);
    else
    {
      layerPhotoStyle.visibility = "visible";
      layerPhotoStyle.display = "none";
    }
    document.onmousemove = moveToMouseLoc;
  }
}
function montrePhoto(msg, fg, bg)
{
  var img = document.getElementById('srcphoto');
	if(montrePhoto.arguments.length < 1) // hide
  {
    if(ns4) layerPhotoStyle.visibility = "hidden";
    else layerPhotoStyle.display = "none";
		img.src= '_images/portail/spacer.gif';
  }
  else // show
  {
    if(!fg) fg = "#777777";
    if(!bg) bg = "#FFFFFF";
    var content = msg;
		img.src = content;
    if(ns4)
    {
      //toolTipSTYLE.document.write(content);
      layerPhotoStyle.document.close();
			layerPhotoStyle.visibility = "visible";
    }
    if(ns6)
    {
      //document.getElementById("toolTipLayer").innerHTML = content;
			layerPhotoStyle.display='block';
    }
    if(ie4)
    {
      //document.all("toolTipLayer").innerHTML=content;
//      layerPhotoStyle.display='block';
			layerPhotoStyle.display='block';
    }

  }
}

function cachePhoto ()
{
		var img = document.getElementById('srcphoto');
		if(ns4) layerPhotoStyle.visibility = "hidden";
    else layerPhotoStyle.display = "none";
		cache_objet('photo1');
		img.src= '_images/portail/spacer.gif';
}

function moveToMouseLoc(e)
{
  if(ns4||ns6)
  {
    x = e.pageX;
    y = e.pageY;
  }
  else
  {
    x = event.x + document.body.scrollLeft;
    y = event.y + document.body.scrollTop;
  }
  layerPhotoStyle.left = x + offsetX;
  layerPhotoStyle.top = y + offsetY;
  return true;
}