/*
 * Droppy 0.1.2
 * (c) 2008 Jason Frame (jason@onehackoranother.com)
 */
$.fn.droppy = function(options) {
    
  options = $.extend({speed: 250}, 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 {
        return ele;
      }
    }
    
    function getActuator(ele) {
      if (ele.nodeName.toLowerCase() == '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(options.speed);
        }
      }, 500);
    }
  
    function show() {
      var subnav = getSubnav(this);
      if (!subnav) return;
      $.data(subnav, 'cancelHide', true);
      $(subnav).css({zIndex: zIndex++}).slideDown(options.speed);
      if (this.nodeName.toLowerCase() == 'ul') {
        var li = getActuator(this);
        $(li).addClass('hover');
        $('> a', li).addClass('hover');
      }
    }
    
    $('ul, li', this).hover(show, hide);
    $('li', this).hover(
      function() { $(this).addClass('hover'); $('> a', this).addClass('hover'); },
      function() { $(this).removeClass('hover'); $('> a', this).removeClass('hover'); }
    );
    
  });
  
};

//slide show
function slideSwitch() {
    var $active = $('#slideshow IMG.active');
    if ($active.length == 0) $active = $('#slideshow IMG:last');
    // use this to pull the images in the order they appear in the markup
    var $next = $active.next().length ? $active.next()
        : $('#slideshow IMG:first');
    // uncomment the 3 lines below to pull the images in random order
    // var $sibs  = $active.siblings();
    // var rndNum = Math.floor(Math.random() * $sibs.length );
    // var $next  = $( $sibs[ rndNum ] );
    $active.addClass('last-active');
    $next.css({ opacity: 0.0 })
        .addClass('active')
        .animate({ opacity: 1.0 }, 1000, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
    setInterval("slideSwitch()", 5000);
});