//Mouseover-Klappmenue für ältere ie's (kein js=pech gehabt)
 function init_menue()
 {
 var menueNode = document.getElementById('main-nav');
         if(menueNode.hasChildNodes)
         {
         var list = menueNode.childNodes;
                 for (a=0;a<list.length;a++)
                 {
                            if (list[a].hasChildNodes)
                            {
                                     var n = list[a].childNodes
                                      for (b=0;b<n.length;b++)
                                      {
                                              if (n[b].nodeName == 'UL')
                                              {
                                               list[a].onmouseover = function (){
                                               this.getElementsByTagName('UL')[0].style['display'] = 'block';}
                                               list[a].onmouseout = function (){
                                               this.getElementsByTagName('UL')[0].style['display'] = 'none';}
                                              }
                                      }
                            }
                 }
         }
 }