/* http://www.i-marco.nl/weblog/ */

function initMenu() {
  $('#vertical_container ul.accordion_content').hide();
  $('#vertical_container ul.accordion_content:first').show();
  $('#vertical_container .accordion_toggle:first').addClass('open')
  $('#vertical_container .accordion_toggle').click(
    function() {
      var checkElement = $(this).next();
	  $(this).toggleClass('open');
      if((checkElement.is('ul')) && (checkElement.is(':visible'))) {
		$('#vertical_container ul.accordion_content').slideUp('normal');
        return false;
        }
      if((checkElement.is('ul')) && (!checkElement.is(':visible'))) {
        $('#vertical_container ul.accordion_content').slideUp('normal');
		 $('#vertical_container .accordion_toggle').parent().toggleClass('open');
        checkElement.slideDown('normal');
        return false;
        }
      }
    );
  }
$(document).ready(function() {initMenu();});