$(function(){
	 $('#nav a')
	  .css( {backgroundPosition: "-20px 54px"} )
	  .mouseover(function(){
	  $(this).stop().animate({backgroundPosition:"(-20px 125px)"}, {duration:900})
	  })
	  .mouseout(function(){
	  $(this).stop().animate({backgroundPosition:"(40px 54px)"}, {duration:300, complete:function(){
	  $(this).css({backgroundPosition: "-20px 54px"})
	  }})
	  }); 
	  $('#nav .active').css ( { backgroundPosition: "-20px 125px"} );
});