$(function(){
		setupTopMenu();
		setupBottomMenu();
		setupMainMenu();
	});
	
	function setupTopMenu(){
		$('.top-menu a:not(.active)')
			.css( {backgroundPosition: "0px 0px"} ) // Background por defecto
			.mouseover(function(){				  
				$(this).stop().animate({backgroundPosition:"(0px -30px)"},{duration:200})
			})
			.mouseout(function(){
				$(this).stop().animate({backgroundPosition:"(0px 0px)"},{duration:200, 
															 
			complete:function(){
			$(this).css({backgroundPosition: "0px 0px"})
			}})
		})
	}
		
	function setupBottomMenu(){
		$('.bottom-menu a:not(.active)')
			.css( {backgroundPosition: "0px 0px"} ) // Background por defecto
			.mouseover(function(){				  
				$(this).stop().animate({backgroundPosition:"(0px -28px)"},{duration:200})
			})
			.mouseout(function(){
				$(this).stop().animate({backgroundPosition:"(0px 0px)"},{duration:200, 
															 
			complete:function(){
			$(this).css({backgroundPosition: "0px 0px"})
			}})
		})	
	}
	
	function setupMainMenu(){
		$('.main-menu a:not(.active)')
			.css( {backgroundPosition: "0px 0px"} ) // Background por defecto
			.mouseover(function(){				  
				$(this).stop().animate({backgroundPosition:"(0px -40px)"},{duration:200})
			})
			.mouseout(function(){
				$(this).stop().animate({backgroundPosition:"(0px 0px)"},{duration:200, 
															 
			complete:function(){
			$(this).css({backgroundPosition: "0px 0px"})
			}})
		})	
	}