$(document).ready(function() {

	$("div.accordion_top").each(function() {
	
		$(this).bind("click", function() {

			var clicked_one = $(this);
	
			$("div.accordion_top").each(function() {
			
				var middle = $(this).next();
			
				if ($(this) != clicked_one && middle.css("display") != "none") {
				
					middle.slideUp("fast");
				
				}
			
			});
			
			var middle = $(this).next();
			
			if (middle.css("display") == "none") {
			
				$(this).next().slideDown("fast");
			
			}
			
		});
	});
});