$(document).ready(function(){
	$('.dropdown>a').click(function(event){
		event.preventDefault();
		event.stopPropagation();
		var $submenu = $(this).parent().children('ul');
		if ($submenu.is(':visible')){
			$submenu.fadeOut('fast');
			$('.dropdown>a').removeClass('active');
		}
		else{
			$('.dropdown>a').addClass('active');
			$submenu.fadeIn('fast');
		}
	});
});
$(document).click(function(){
	$('.sub-menu').fadeOut('fast');
	$('.dropdown>a').removeClass('active');
});