//Toogle className
var whosChanged = null;
function toggle(el) {
	el.className = "active";
	//el.style.color = "#000000";
	if (whosChanged != el) {
		if (whosChanged != null) {
			whosChanged.className = ""
		}
	}
	whosChanged = el;
}

//Preload Image
preloader= new Image(); 
preloader.src="/_imgs/loading.gif";