/* 
   Simple JQuery Accordion menu.
   HTML structure to use:

   <ul id="menu">
     <li><a href="#">Sub menu heading</a>
     <ul>
       <li><a href="http://site.com/">Link</a></li>
       ...
     </ul>
     <li><a href="#">Sub menu heading</a>
     <ul>
       <li><a href="http://site.com/">Link</a></li>
       ...
     </ul>
     ...
   </ul>

   Copyright 2007 by Marco van Hylckama Vlieg
   web: http://www.i-marco.nl/weblog/
   email: marco@i-marco.nl
   Free for non-commercial use
*/

function initMenu() {
  $('#menu ul').hide();
  $('#menu li a').click(
    function() {
      var mycheckElement = $(this);
      var checkElement = $(this).next();
		  
	  var myclass = mycheckElement.attr("class");
	  // Remove Class
	  if (myclass == 'nav_level0') {
		  $('#menu li a').removeClass('active0');
	  } 	  
	  $('#menu li li a').removeClass('active1');
	  
	  /* Add Class */
	  if (myclass == "nav_level0" || myclass == "nav_level0 active0") {
		  mycheckElement.addClass('active0');
	  }
	  else {
		  mycheckElement.addClass('active1');
      }	
	  
      if((checkElement.is('ul')) && (checkElement.is(':visible'))) {
		eval(mycheckElement.attr('href').replace("javascript:",''));
        return false;
        }
      if((checkElement.is('ul')) && (!checkElement.is(':visible'))) {
		$('#menu ul:visible').slideUp('normal');
		checkElement.slideDown('normal');									  
		eval(mycheckElement.attr('href').replace('javascript:',''));
        return false;
        }	
	  
	  // Navigation schliessen wenn Punkt ohne Subnavpunkte geöffnet wird
	  if (myclass == 'nav_level0') { 
		$('#menu ul:visible').slideUp('normal');
		eval(mycheckElement.attr('href').replace('javascript:',''));
		return false;
	    }
	  
	  }
    );
  }
$(document).ready(function() {initMenu();});