/*  Nav Level 3  */
function bascule(){
    window.location = "urbaneo.html"
}

function showHideNav(objectName, id) {	
	var i=1;
	var objectId = objectName + i;
	var btId = objectName + "_bt" + i;
	while(i && document.getElementById(objectId)){
		if(i==id) {
			document.getElementById(objectId).style.display="block";
			document.getElementById(btId).className="nav_on";
		}
		else {
			document.getElementById(objectId).style.display="none";
			document.getElementById(btId).className="nav_off";
		}
		i++;
		objectId = objectName + i;
		btId = objectName + "_bt" + i;
	}
}
			
function popwin(_url, _width, _height)
{
	window.open(_url,'','topmargin=0,leftmargin=0,marginheight=0,marginwidth=0,width='+_width+',height='+_height+',toolbar=no,menubar=no,scrollbars=auto,resizable=yes'); 
}

//Rollover
function rollover(objId, src){
	document.getElementById(objId).src=src;
}