/*
 * Droppy 0.1.2
 * (c) 2008 Jason Frame (jason@onehackoranother.com)
 */
 
 //edit by yoo th(oortensia@hotmail.com)

flag = 0;
 
$.fn.droppy = function() {
    
  //options = $.extend({speed: 500}, options || {});
  
  this.each(function() {
    
    var root = this, zIndex = 1000;
    
    function getSubnav(ele) {
			
      if (ele.nodeName.toLowerCase() == 'li') {
        var subnav = $('> ul', ele);
        return subnav.length ? subnav[0] : null;
      } else if (ele.nodeName.toLowerCase() == 'dt') {
        var subnav = $('+ dd > ul', ele);
        return subnav.length ? subnav[0] : null;
      } else{
        return ele;
      }
    }
    
    function getActuator(ele) {
      if (ele.nodeName.toLowerCase() == 'dl dd ul') {
        return $(ele).parents('li')[0];
      } else {
        return ele;
      }
    }
    
    function hide() {
      var subnav = getSubnav(this);
      if (!subnav) return;
      $.data(subnav, 'cancelHide', false);
      setTimeout(function() {
        if (!$.data(subnav, 'cancelHide')) {
          $(subnav).slideUp(300, 'easeOutQuart');
        }
      }, 500);
    }
  
    function show() {
      var subnav = getSubnav(this);
      if (!subnav) return;
      $.data(subnav, 'cancelHide', true);
      $(subnav).css({zIndex: zIndex++}).slideDown(500, 'easeOutQuart');
      if (this.nodeName.toLowerCase() == 'dl dd ul') {
        var li = getActuator(this);
        $(li).addClass('hover');
        $('> a', li).addClass('hover');
      }
    }
    
    $('dl dd ul, li, dl dt', this).hover(show, hide);
    $('li, dl dt', this).hover(
      function() { $(this).addClass('hover'); $('> a', this).addClass('hover'); },
      function() { $(this).removeClass('hover'); $('> a', this).removeClass('hover'); }
    );
    
  });
  
};