var isNetscape4 = document.layers;
	var isNetscape6 = document.getElementById && !document.all
	var DHTML = document.getElementById || document.all || document.layers;
	
	function element(nom) {
		if (isNetscape6)
			elementGet = document.getElementById(nom);
		else if (isNetscape4)
			elementGet = document.layers[nom];
		else elementGet = document.all[nom];
		return (elementGet);
	}
	
	function jsEstActif(champ) {
		element = element(champ).value = 1;
	}

	function verifierMail(mail) {
		valide = false;
		for (var j=1 ; j<(mail.length) ; j++) {
			if (mail.charAt(j)=='@') {
				if (j<(mail.length-4)){
					for (var k=j ; k<(mail.length-2) ; k++) {
						if (mail.charAt(k)=='.') valide = true;	
					}
				}
			}
		}
		return valide ;
	}