$.togglethis = function () {
	
	if(timer == null)
		timer = self.setInterval("$.togglethis()",3000);
	
	if($('#logo_container .logo').not(':hidden').hasClass('last')){
		$('#logo_container .logo').not(':hidden').hide();
		$('#logo_container .logo:first').show();			
	}else{
		$('#logo_container .logo').not(':hidden').hide().next().show();
	}						
};

$(document).ready(function() {
		
	$('#logo_container .logo').hide();
	$('#logo_container .logo:first').show();
	
	timer = self.setInterval("$.togglethis(timer)",3000);	
	
	$('#arrow_right').bind('click', function(){
		if(timer){
			self.clearInterval(timer);
      timer = null
		}
		$.togglethis(timer);
	});
	
	$('#arrow_left').bind('click', function(){
		if(timer){
			self.clearInterval(timer);
      timer = null
		}
		
		if($('#logo_container .logo').not(':hidden').hasClass('first')){
			$('#logo_container .logo').not(':hidden').hide();
			$('#logo_container .logo:last').show();			
		}else{
			$('#logo_container .logo').not(':hidden').hide().prev().show();
		}	
				
		timer = self.setInterval("$.togglethis()",3000);		
	});

});