// JavaScript Document
// Requires jQuery Library 1.2.6
var timeout         = 500;
var closetimer		= 0;
var ddmenuitem      = 0;
function jsddm_open(){
jsddm_canceltimer();
jsddm_close();
ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');}
function jsddm_close(){
if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');}
function jsddm_timer(){
closetimer = window.setTimeout(jsddm_close, timeout);}
function jsddm_canceltimer(){
if(closetimer){
window.clearTimeout(closetimer);
closetimer = null;}}
$(document).ready(function(){
$('#top-nav > li').bind('mouseover', jsddm_open)
$('#top-nav > li').bind('mouseout',  jsddm_timer)});
document.onclick = jsddm_close;

  menuHover = function(nav) {
    var listItem = document.getElementById(nav).getElementsByTagName('ul');
    for(var i=0;i<listItem.length;i++) {
      listItem[i].onmouseover=function() {
        var changeStyle = this.parentNode.getElementsByTagName('a');
        changeStyle[0].className+=" active";
      }

      listItem[i].onmouseout=function() {
        var changeStyle = this.parentNode.getElementsByTagName('a');
        changeStyle[0].className=this.className.replace(new RegExp("\\s?active\\b"), "");
      }
    }
  }

  function addEvent( obj, type, fn ) {
    if ( obj.attachEvent ) {
      obj['e'+type+fn] = fn;
      obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
      obj.attachEvent( 'on'+type, obj[type+fn] );
    } else
      obj.addEventListener( type, fn, false );
    }
  function removeEvent( obj, type, fn ) {
    if ( obj.detachEvent ) {
    obj.detachEvent( 'on'+type, obj[type+fn] );
    obj[type+fn] = null;
    } else
      obj.removeEventListener( type, fn, false );
    }

  addEvent(window, 'load', function () { menuHover('top-nav'); });