$(document).ready(function(){
   $('#nav_current_container').hover(    //change "toggle" to "hover" to get animate on hover
		function()
		{
  	$('.nav_current_middle').animate({width: "150"}, 200);
		},
		function()
		{
  	$('.nav_current_middle').animate({width: "0"}, 200);
		});
});