/*
 * Droppy 0.1.2
 * (c) 2008 Jason Frame (jason@onehackoranother.com)
 */
(function($) {
	
	$.fn.droppy = function(options) {

	  options = $.extend({speed: 250, className: 'droppy'}, options || {});

	  this.each(function() {

	    var root = this, zIndex = 1000;

	    $(root).addClass(options.className);

	    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);
	        }
	      }, options.speed);
	    };

	    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');
	      }
	    };
	    
        if (typeof $.fn.hoverIntent == 'function') {
            $('ul, li', this).hoverIntent($.extend({
                sensitivity: 2, interval: 50, timeout: 100
            }, options.hoverIntent || {}, {over: show, out: hide}));
        } else {
            $('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'); }
	    );

	  });

	};

})(jQuery);