$(document).ready(function () {
	
		var style = 'easeOutElastic'; //options in easing.js ;) *AB*

		//Retrieve the selected item position and width
		var default_left = Math.round($('#lava li.selected').offset().left - $('#lava').offset().left);
		var default_width = $('#lava li.selected').width();

		//Set the floating bar position and width
		$('#box').css({left: default_left});
		$('#box .head').css({width: default_width});

		//if mouseover the menu item
		$('#lava li').hover(function () {
			
			left = Math.round($(this).offset().left - $('#lava').offset().left);
			width = $(this).width(); 
		$('#debug').html(left);

			$('#box').stop(false, true).animate({left: left},{duration:1000, easing: style});	
			$('#box .head').stop(false, true).animate({width:width},{duration:1000, easing: style});	
		
		//if user click on the menu
		}).click(function () {
			
			$('#lava li').removeClass('selected');	
			
			$(this).addClass('selected');
		});
		
		$('#lava').mouseleave(function () {
			default_left = Math.round($('#lava li.selected').offset().left - $('#lava').offset().left);
			default_width = $('#lava li.selected').width();
			
			$('#box').stop(false, true).animate({left: default_left},{duration:1500, easing: style});	
			$('#box .head').stop(false, true).animate({width:default_width},{duration:1500, easing: style})
		});
	});