browserVer = 2

var nav=navigator.appName;
var Ver=parseFloat(navigator.appVersion);

if (((nav == "Netscape") && (Ver >= 3.0)) || ((nav == "Microsoft Internet Explorer") && (Ver > 3.0)))
{
        browserVer = 1
} 


if (browserVer == 1)
{

        unb = new Image();
        unb.src = "picto/logo_accueil/unb.gif";
        unb_hi = new Image();
        unb_hi.src = "picto/logo_accueil/unb_h.gif";

        deuxb = new Image();
        deuxb.src = "picto/logo_accueil/deuxb.gif";
        deuxb_hi = new Image();
        deuxb_hi.src = "picto/logo_accueil/deuxb_h.gif";

        troisb = new Image();
        troisb.src = "picto/logo_accueil/troisb.gif";
        troisb_hi = new Image();
        troisb_hi.src = "picto/logo_accueil/troisb_h.gif";

        quatreb = new Image();
        quatreb.src = "picto/logo_accueil/quatreb.gif";
        quatreb_hi = new Image();
        quatreb_hi.src = "picto/logo_accueil/quatreb_h.gif";
}


function hiLite(imgDocID,imgObjName)
{
	if (browserVer == 1)
	{
		document.images[imgDocID].src = eval(imgObjName + ".src")
	}
}