YAHOO.example = function() {
		var $D = YAHOO.util.Dom;
		var $E = YAHOO.util.Event;
		var $S = YAHOO.util.Scroll;
		var $M = YAHOO.util.Motion;
		var $DD = YAHOO.util.DD;
		var $ = $D.get;
		var x = 1;		
		return {
			init : function() {
				$E.on(['scroll-up','scroll-down'], 'click', this.scroll);
			},
			scroll : function(e) {
				$E.preventDefault(e);
				switch(this.id) {
					case 'scroll-up':
						var attributes = {
					      scroll: { by: [YAHOO.util.Dom.get('listing').scrollLeft, -275] }
					   	};		

					break;
					case 'scroll-down':
						var attributes = {
					      scroll: { by: [YAHOO.util.Dom.get('listing').scrollLeft, 275] }
					   	};
					break;
				};
				
				var anim = new $S('listing', attributes, 1, YAHOO.util.Easing.easeOut);		   
				anim.animate(); 	   				
			}
		};
	}();

	YAHOO.util.Event.onAvailable('listing',YAHOO.example.init, YAHOO.example, true);