$(document).ready(function() {

	$('#menuHome, #menuAbout')
		.css( {backgroundPosition: "-50px 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:300})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(-50px 0)"}, {duration:300, complete:function(){
				$(this).css({backgroundPosition: "-50px 0"})
			}})
		})
		
	$('#menuApps')
		.css( {backgroundPosition: "-80px 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:400})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(-80px 0)"}, {duration:400, complete:function(){
				$(this).css({backgroundPosition: "-80px 0"})
			}})
		})
	
	$('#menuInter')
		.css( {backgroundPosition: "-102px 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:500})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(-102px 0)"}, {duration:500, complete:function(){
				$(this).css({backgroundPosition: "-102px 0"})
			}})
		})
		
	$('#menuPartner')
		.css( {backgroundPosition: "-136px 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:500})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(-136px 0)"}, {duration:500, complete:function(){
				$(this).css({backgroundPosition: "-136px 0"})
			}})
		})
			
	$('#menuContact')
		.css( {backgroundPosition: "-60px 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:300})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(-60px 0)"}, {duration:300, complete:function(){
				$(this).css({backgroundPosition: "-60px 0"})
			}})
		})
		
	$('body#home #menuHome, body#about #menuAbout, body#apps #menuApps, body#inter #menuInter, body#partner #menuPartner, body#contact #menuContact')
		.css( {backgroundPosition: "0 0"} )
		.mouseover(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:500})
		})
		.mouseout(function(){
			$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:500, complete:function(){
				$(this).css({backgroundPosition: "0 0"})
			}})
		})
});