$(document).ready(function(){
	$(".nav dl dd").hide();
    $(".nav dl dt a").click(function(){
    	//$(".nav dl dd").hide();
    	$('.nav dl dd').slideUp();
         var answer = $(this).parent().next();
         if (answer.is(':visible')) {
             answer.slideUp();
         } else {
             answer.slideDown();
         }
        //$(this).parent().next().show();
    });
})