function detectMouse(e){
	var monBody = document.documentElement || document.body;
    if(e){
        x = e.clientX+ monBody.scrollLeft;
        y = e.clientY+ monBody.scrollTop;
	}else{
		x = window.event.x + monBody.scrollLeft;
        y = window.event.y + monBody.scrollTop;
    }
	xy = new Array(x,y);
	return xy;
}

/* détection navigateur */
function detectNavigateur(type){
	var strChUserAgent = navigator.userAgent;
	var intSplitStart = strChUserAgent.indexOf("(",0);
	var intSplitEnd = strChUserAgent.indexOf(")",0);
	var strChStart = strChUserAgent.substring(0,intSplitStart);
	var strChMid = strChUserAgent.substring(intSplitStart, intSplitEnd);
	var strChEnd = strChUserAgent.substring(strChEnd);
	if(strChMid.indexOf("MSIE 7") != -1)  {
	navigateur = 'IE7';
	navigateurMark = 'IE';
	} else if(strChMid.indexOf("MSIE 6") != -1)  {
	navigateur = 'IE6';
	navigateurMark = 'IE';
	} else if(strChEnd.indexOf("Firefox/2") != -1)  {
	navigateur = 'FIREFOX2';
	navigateurMark = 'FIREFOX';
	} else if(strChEnd.indexOf("Firefox") != -1)  {
	navigateur = 'FIREFOX';
	navigateurMark = 'FIREFOX';
	} else if(strChEnd.indexOf("Netscape/7") != -1)  {
	navigateur = 'NETSCAPE7';
	navigateurMark = 'NETSCAPE';
	} else if(strChEnd.indexOf("Netscape") != -1)  {
	navigateur = 'NETSCAPE';
	navigateurMark = 'NETSCAPE';
	} else if(strChStart.indexOf("Opera/9") != -1)  {
	navigateur = 'OPERA9';
	navigateurMark = 'OPERA';
	} else if(strChStart.indexOf("Opera") != -1)  {
	navigateur = 'OPERA';
	navigateurMark = 'OPERA';
	} else {
	navigateur = 'AUTRE';
	navigateurMark = 'AUTRE';
	}
	
	if(type == 'precis') {
		return navigateur;
	} else {
		return navigateurMark;
	}
	
}

function launch_menu() {
	if(detectNavigateur('precis') == 'IE6') {
		var sfEls = document.getElementById("menu1").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"), "");
			}
		}
	}
}