function load_img(div, suf){
	now = div.style.background;
	img = now.substring(now.indexOf("(")+1, now.indexOf(".jpg)")-1);
	img = img + suf + '.jpg';
	div.style.background = "url("+img+");";
	return false;
}

function popup(obj){
	url = obj.href;
	window.open(url, "", "location=no, scrollbars=yes, width=1000, height=800");
	return false;
}

//defilement progressif
var OP = (navigator.userAgent.indexOf("Opera",0) != -1)?1:0;
var N6 = document.getElementById;
var IE = document.all;
var N4 = document.layers;

function getScrollLeft() {
	if (IE) return document.body.scrollLeft || document.documentElement.scrollLeft;
	else if(N6 || N4 || OP) return window.pageXOffset;
	else return 0;
}

function getScrollTop() {
	if(IE) return document.body.scrollTop || document.documentElement.scrollTop;
	else if(N6 || N4 || OP) return window.pageYOffset;
	else return 0;
}

var pageScrollTimer;

function pageScroll(toX,toY,frms,cuX,cuY) { // 020301
	if (pageScrollTimer) clearTimeout(pageScrollTimer);
	if (!toX || toX < 0) toX = 0;
	if (!toY || toY < 0) toY = 0;
	if (!cuX) cuX = 0 + getScrollLeft();
	if (!cuY) cuY = 0 + getScrollTop();
	if (!frms) frms = 6;
	
	cuX += (toX - getScrollLeft()) / frms; if (cuX < 0) cuX = 0;
	cuY += (toY - getScrollTop()) / frms;  if (cuY < 0) cuY = 0;
	var posX = Math.floor(cuX);
	var posY = Math.floor(cuY);
	window.scrollTo(posX, posY);
	if (posX != toX || posY != toY)
		pageScrollTimer = setTimeout("pageScroll("+toX+","+toY+","+frms+","+cuX+","+cuY+")",16);
}

function jumpToPageTop() {
	if ((IE || N6 || N4 || OP) && window.scrollTo) pageScroll(0,0,6);
	else location.hash = "top";
}