$(function(){
	$('.advertise_line').each(function(){
		var group = $(this);
		var btn = group.find('.shadebtn');
		var contents = group.find('.footad');
		group.addClass('adopen');
		btn.click(function(){
			contents.slideToggle(300);
			group.toggleClass('adclose').toggleClass('adopen');
		});
	});

});