var promoLength = 0;
var currentPromoId = 1;

$(document).ready(function()
{
	/**/
	
	promoLength = $('ul.promo').children('li').length;
	currentPromoId = Number($('ul.promo li:nth-child(1)').attr('id'));
	
	$('ul.promo').everyTime(7000, function(i){
		Promo();
	});
	
	$('#parts ul.images li').click(function(i){
		
		if( $(this).attr('id') != '' )
		{
			for(i = 0; i < 5; i++)
			{
				$('#title_' + i).fadeOut('fast');
				$('#image_' + i).fadeOut('fast');
			}
			
			$('#title_' + $(this).attr('id')).fadeIn('fast');
			$('#image_' + $(this).attr('id')).fadeIn('fast');
		}
	});
	
	$('#parts ul.images2 li').click(function(i){
		
		if( $(this).attr('id') != '' )
		{
			for(i = 0; i < 5; i++)
			{
				$('#title_' + i).fadeOut('fast');
				$('#image_' + i).fadeOut('fast');
			}
			
			$('#title_' + $(this).attr('id')).fadeIn('fast');
			$('#image_' + $(this).attr('id')).fadeIn('fast');
		}
	});

	$('#parts ul.images4 li').click(function(i){
		
		if( $(this).attr('id') != '' )
		{
			for(i = 0; i < 7; i++)
			{
				$('#title_' + i).fadeOut('fast');
				$('#image_' + i).fadeOut('fast');
			}
			
			$('#title_' + $(this).attr('id')).fadeIn('fast');
			$('#image_' + $(this).attr('id')).fadeIn('fast');
		}
	});
});

function Promo()
{
	$('ul.promo li:nth-child(' + currentPromoId + ')').fadeOut('slow');
	
	if( currentPromoId < promoLength )
	{
		$('ul.promo li:nth-child(' + (currentPromoId + 1) + ')').fadeIn('slow');
		currentPromoId = currentPromoId + 1;
	}
	else
	{
		$('ul.promo li:nth-child(1)').fadeIn('slow');
		currentPromoId = 1;
	}
}