/*
 * Droppy 0.1.2
 * (c) 2008 Jason Frame (jason@onehackoranother.com)
 */
$.fn.droppy = function(options) {
    
  options = $.extend({speed: 150}, options || {});
  
  this.each(function() {
    
    var root = this, zIndexR = 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).fadeOut(150);
		  $(subnav).parent('li').find('.shadow').hide();

        }
     /* }, 150);*/ 
    }
  
    function show() {
      var subnav = getSubnav(this);
      if (!subnav) return;
      $.data(subnav, 'cancelHide', true);
	  
	  
		  $(subnav).css({zIndex: zIndexR += 2}).fadeIn(options.speed);
		 
			sH = $(subnav).height()+6;
	
			$(subnav).next('.shadow').css({
			  'zIndex':zIndexR-1,
			  'height':sH+'px'
			  });
			$(subnav).next('.shadow').show();
	   
	 	if (this.nodeName.toLowerCase() == 'ul') {
        var li = getActuator(this);
        $(li).addClass('hover');
        $('> a', li).addClass('hover');
      }
    }

	function addHighlight() {
		$(this).addClass('hover');
		$('> a', this).addClass('hover'); 
	}
      
	function removeHighlight() {
		$(this).removeClass('hover');
		$('> a', this).removeClass('hover');
	}    
      
    $('ul, li', this).hoverIntent({sensitivity: 1, interval: 20, over:show, timeout: 500,  out:hide });
    $('li', this).hover(addHighlight, removeHighlight );
    
  });
  
};