$( function()
{
	var images_path = 'images/';
	
	$nav = $('ul.nav').eq(0).children('li');
	
	var timer_in = [];
	var timer_out = [];
	var elements = $nav.length;
	
	var images =
	[
		'nav-home.gif',
		'nav-about.gif',
		'nav-services.gif',
		'nav-pricing.gif',
		'nav-promotions.gif',
		'nav-partners.gif',
		'nav-testimonials.gif',
		'nav-join.gif',
		'nav-contact.gif'
	];
	
	var counter = 0;
	
	$nav.children('a').each( function()
	{
		$(this).css(
		{
			'overflow': 'hidden',
			'position': 'relative'
		});
		
		$(this).append
		(
			$('<img />').attr({'src': images_path + images[counter]}).css(
			{
				'margin-left': '300px'
			})
		);
		
		counter++;
	});
	
	$nav.hover( function()
	{

		var index = $('ul.nav').eq(0).children('li').index($(this));
		
		if ( ! $(this).hasClass('current'))
		{
			$this = $(this).children('a');
			
			if ($.browser.opera)
			{
				$img = $this.children('img');
				$a = $this;
				$this.remove();
				$(this).append($a);
				$this = $(this).children('a');
				$this.append($img);
			} 
			
			if ($.browser.msie)
			{
				$this.children('img').remove();
				
				$this.append($('<img />').attr
				(
					'src', images_path + images[index]
				)/*.css(
				{
					'top': -49,
					'left': 0,
					'position': 'absolute'
				})*/);
			} else
			{
				$this.children('img').attr('src', $this.children('img')[0].src);
			}
			
			$this.css('background-position', '0 -49px');
			
		}
	}, function()
	{
		var index = $('ul.nav').eq(0).children('li').index($(this));
		
		if ( ! $(this).hasClass('current'))
		{
			$this = $(this).children('a');
			
			if ($.browser.opera)
			{
				$img = $this.children('img');
				$a = $this.clone();
				$this.remove();
				$(this).append($a);
				$this = $(this).children('a');
				$this.append($img);
			}
			
			if ($.browser.msie)
			{
				$this.children('img').remove();
				$this.append($('<img />').attr
				(
					'src', images_path + images[index]
				).css(
				{
					'top': -98,
					'left': 0,
					'position': 'absolute'
				}));
			} else
			{
				$this.children('img').attr('src', $this.children('img')[0].src);
			}
			
			$this.css('background-position', '0 -98px');
		}
	});
});