// JavaScript Document
$('.menu-item-container')
				.css( {backgroundPosition: "-163px 34px"} )
				.mouseover(function(){
					if($(this)[0]==active[0])return;
					var width = $(this).width();
					var pos = -163+width;
					$(this).stop().animate(
						{backgroundPosition:pos+"px 34px"}, 
						{duration:200})
					})
					
				.mouseout(function(){
					if($(this)[0]==active[0])return;
					$(this).stop().animate(
						{backgroundPosition:"(-163px 34px)"}, 
						{duration:100})
					})
			
			var width = active.width();
			var pos = -163+width;
			active.css( {backgroundPosition:pos+"px 34px"} )