//detection du navigateur

var detect=navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

//alert(detect);

if (checkIt('konqueror'))
{
	browser = "Konqueror";
	OS = "Linux";
}
else if (checkIt('firefox')) browser = "Firefox";
else if (checkIt('safari')) browser = "Safari";
else if (checkIt('omniweb')) browser = "OmniWeb";
else if (checkIt('opera')) browser = "Opera";
else if (checkIt('webtv')) browser = "WebTV";
else if (checkIt('icab')) browser = "iCab";
else if (checkIt('msie')) browser = "Internet Explorer";
else if (checkIt('netscape')) browser = "Netscape Navigator";
//else if (!checkIt('compatible'))
//{
//	browser = "Netscape Navigator";
//	version = detect.charAt(8);
//}
else browser = "An unknown browser";

if (!version) version = detect.charAt(place + thestring.length)+detect.charAt(place + thestring.length + 1)+detect.charAt(place + thestring.length + 2);
if (!OS)
{
	if (checkIt('linux')) OS = "Linux";
	else if (checkIt('x11')) OS = "Unix";
	else if (checkIt('mac')) OS = "Mac";
	else if (checkIt('win')) OS = "Windows";
	else OS = "an unknown operating system";
}

function checkIt(string)
{
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}
//FIN detection du navigateur

var nn4 = (document.layers) ? true : false;
var ie5 = (document.all) ? true : false;
var dom = (document.getElementById && !document.all) ? true : false;

function recupereId(id){
	if (nn4) {
		chemin = document.layers[id];
	}
	else if (ie5) {
		chemin = document.all[id];
	}
	else if (dom) {
		chemin = document.getElementById(id);
	}
	else {
		chemin = false;
	}
	return chemin;
}