for (i=1; i<7; i++) {
	eval("var menu_on_" + i + " = new Image();");
	eval("menu_on_" + i + ".src = '" + site_url + "img/" + lang + "_menu_" + i + "_on.gif'");
}
var lastImage = '';

function imgOver(myItem, i) {
	if (arguments.length == 1) {
		myItem.src = lastImage;
	} else {
		lastImage = myItem.src;
		myItem.src = eval("menu_on_" + i + ".src");
	}
}

function openPopUp(url, w, h, scrollb) 
{
	if( !scrollb ) scrollb = 0;
	var iLeft = (screen.width  - w) / 2 ;
	var iTop  = (screen.height - h) / 2 ;
	var sOptions = "toolbar=0,status=0,resizable=0,scrollbars=" + scrollb ;
		sOptions += ",width=" + w ; 
		sOptions += ",height=" + h ;
		sOptions += ",left=" + iLeft ;
		sOptions += ",top=" + iTop ;
		window.open( url, "_popup", sOptions ) ;
}

function changeOnglet(_this){
				var getOnglets 	= document.getElementById('mes_onglets').getElementsByTagName('li');
				for(var i = 0; i < getOnglets.length; i++){
					if(getOnglets[i].id){
						if(getOnglets[i].id == _this.id){
							getOnglets[i].className = 'mon_onglet_selected';
							document.getElementById('c' + _this.id).style.display 			= 'block';
						}
						else{
							getOnglets[i].className = 'mon_onglet';
							document.getElementById('c' + getOnglets[i].id).style.display 	= 'none';
						}
					}
				}			
			}