function swapImages1(){
	var $active = $('#carrousel .carrousel1 div.active'); 
	var $next = ($('#carrousel .carrousel1 div.active').next('#carrousel .carrousel1 div').length > 0) ? $('#carrousel .carrousel1 div.active').next('#carrousel .carrousel1 div') : $('#carrousel .carrousel1 div:first');  

	
	$next.css('z-index',2);
	$next.fadeIn(800,function(){
		$active.hide().removeClass('active');
		$next.css('z-index',1).addClass('active');
	});
}

function swapImages2(){
	var $active = $('#carrousel .carrousel2 div.active'); 
	var $next = ($('#carrousel .carrousel2 div.active').next('#carrousel .carrousel2 div').length > 0) ? $('#carrousel .carrousel2 div.active').next('#carrousel .carrousel2 div') : $('#carrousel .carrousel2 div:first');  

	
	$next.css('z-index',2);
	$next.fadeIn(800,function(){
		$active.hide().removeClass('active');
		$next.css('z-index',1).addClass('active');
	});
}

function swapImages3(){
	var $active = $('#carrousel .carrousel3 div.active'); 
	var $next = ($('#carrousel .carrousel3 div.active').next('#carrousel .carrousel3 div').length > 0) ? $('#carrousel .carrousel3 div.active').next('#carrousel .carrousel3 div') : $('#carrousel .carrousel3 div:first');  

	
	$next.css('z-index',2);
	$next.fadeIn(800,function(){
		$active.hide().removeClass('active');
		$next.css('z-index',1).addClass('active');
	});
}

function swapImages4(){
	var $active = $('#carrousel .carrousel4 div.active'); 
	var $next = ($('#carrousel .carrousel4 div.active').next('#carrousel .carrousel4 div').length > 0) ? $('#carrousel .carrousel4 div.active').next('#carrousel .carrousel4 div') : $('#carrousel .carrousel4 div:first');  

	
	$next.css('z-index',2);
	$next.fadeIn(800,function(){
		$active.hide().removeClass('active');
		$next.css('z-index',1).addClass('active');
	});
}

$(document).ready(function(){
	setTimeout(  function()   {   setInterval('swapImages1()', 6000);  }, 400);
	setTimeout(  function()   {   setInterval('swapImages2()', 6000);  }, 800);
	setTimeout(  function()   {   setInterval('swapImages3()', 6000);  }, 1200);
	setTimeout(  function()   {   setInterval('swapImages4()', 6000);  }, 1600);
})