// JavaScript Document
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		news_over = newImage("images/news-over.gif");
		news_down = newImage("images/news-down.gif");
		news_sel = newImage("images/news-sel.gif");
		biography_sel = newImage("images/biography-sel.gif");
		biography_over = newImage("images/biography-over.gif");
		biography_down = newImage("images/biography-down.gif");
		concerts_sel = newImage("images/concerts-sel.gif");
		concerts_over = newImage("images/concerts-over.gif");
		concerts_down = newImage("images/concerts-down.gif");
		contacts_sel = newImage("images/contacts-sel.gif");
		contacts_over = newImage("images/contacts-over.gif");
		contacts_down = newImage("images/contacts-down.gif");
		discography_sel = newImage("images/discography-sel.gif");
		discography_over = newImage("images/discography-over.gif");
		discography_down = newImage("images/discography-down.gif");
		reviews_sel = newImage("images/reviews-sel.gif");
		reviews_over = newImage("images/reviews-over.gif");
		reviews_down = newImage("images/reviews-down.gif");
		gallery_sel = newImage("images/gallery-sel.gif");
		gallery_over = newImage("images/gallery-over.gif");
		gallery_down = newImage("images/gallery-down.gif");
		forum_over = newImage("images/forum-over.gif");
		forum_down = newImage("images/forum-down.gif");
		forum_sel = newImage("images/forum-sel.gif");
		home_over = newImage("images/home-over.gif");
		home_down = newImage("images/home-down.gif");
		home_sel = newImage("images/home-sel.gif");
		preloadFlag = true;
	}
}

function normal(ligne) {
	if (ligne.style.background!='transparent') ligne.style.background='transparent'; }
function colore(ligne) {
	if (ligne.style.background!='transparent') ligne.style.background='#444444'; } 

function isNotEmailAdress(valeur)
{
	var reg = /^[a-z0-9._-]+@[a-z0-9.-]{2,}[.][a-z]{2,3}$/
	return (!(reg.exec(valeur)!=null))
}