function fixPNG() {
         if(navigator.appName == 'Microsoft Internet Explorer') {
                   var png = /\.png$/i;
                   var imgs = document.getElementsByTagName('img');
                   for(var i = 0, l = imgs.length; i < l; i++) {
                            if(png.test(imgs.item(i).src)) {
                                      imgs.item(i).style.width = imgs.item(i).offsetWidth;
                                      imgs.item(i).style.height = imgs.item(i).offsetHeight;
                                      imgs.item(i).style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + imgs.item(i).src + '\',sizingMethod=\'image\')';
                                      imgs.item(i).src = 'images/interface/empty.gif';
                            }
                   }
         }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

sfHover = function() {
var sfEls = document.getElementById("menu").getElementsByTagName("LI");
for (var i=0; i<sfEls.length; i++) {
	sfEls[i].onmouseover=function() {
		this.className+="sfhover";
	}
	sfEls[i].onmouseout=function() {
		this.className=this.className.replace(new RegExp("sfhover\\b"), "");
	}
}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

<!-- Script pour les rollovers -->
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function clearTextBox(id)
{
	document.getElementById(id).value = '';
}

function afficheFlash(TYPE, DATA, WIDTH, HEIGHT, MOVIE_VALUE, QUALITY_VALUE, WMODE_VALUE)
{
	if (navigator.appName=="Microsoft Internet Explorer")
	{
		document.write('<object type="' + TYPE + '" width="' + WIDTH + '" height="' + HEIGHT + '">');
	}
	else
	{
		document.write('<object type="' + TYPE + '" data="' + DATA + '" width="' + WIDTH + '" height="' + HEIGHT + '">');	
	}
	document.write('<param name="movie" value="' + MOVIE_VALUE + '" />');		
	document.write('<param name="quality" value="' + QUALITY_VALUE + '">');
	document.write('<param name="wmode" value="' + WMODE_VALUE + '">');
	document.write('</object>');
}