var a;
	var save_innerHtml=-1;
	var IMG_sous_rubrique;
	var IMG_rubrique;
	var IMG_picto;
	
	function getIndex(url) {
		elium = window.open(url,'eliumstudio','width='+screen.width+',height='+screen.height+',resizable=yes, scrollbars=no').moveTo(0,0);
	}
	
	function roll(obj, img) {
		
		document.getElementById(obj).src = 	img;
		
	}
	
	
	
	function roll_innerHtml(obj, img, html) {
		
		if (save_innerHtml==-1) {save_innerHtml = document.getElementById('nav_haut').innerHTML;}
		
		document.getElementById(obj).src = 	img;

		if (html=='') {
			document.getElementById('nav_haut').innerHTML = save_innerHtml;
		} else {
			document.getElementById('nav_haut').innerHTML = html;
		}

	}