/*
 * Superfish v1.4.1 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 		 http://www.opensource.org/licenses/mit-license.php
 * 		 http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

(function($){
		 $.superfish = {};
		 $.superfish.o = [];
		 $.superfish.op = {};
		 $.superfish.defaults = {
		 		 hoverClass		 : 'sfHover',
		 		 pathClass		 : 'overideThisToUse',
		 		 delay		 		 : 800,
		 		 animation		 : {opacity:'show'},
		 		 speed		 		 : 'normal',
		 		 oldJquery		 : false, /* set to true if using jQuery version below 1.2 */
		 		 disableHI		 : false, /* set to true to disable hoverIntent usage */
		 		 // callback functions:
		 		 onInit		 		 : function(){},
		 		 onBeforeShow: function(){},
		 		 onShow		 		 : function(){}, /* note this name changed ('onshow' to 'onShow') from version 1.4 onward */
		 		 onHide		 		 : function(){}
		 };
		 $.fn.superfish = function(op){
		 		 var bcClass = 'sfbreadcrumb',
		 		 		 over = function(){
		 		 		 		 var $$ = $(this), menu = getMenu($$);
		 		 		 		 getOpts(menu,true);
		 		 		 		 clearTimeout(menu.sfTimer);
		 		 		 		 $$.showSuperfishUl().siblings().hideSuperfishUl();
		 		 		 },
		 		 		 out = function(){
		 		 		 		 var $$ = $(this), menu = getMenu($$);
		 		 		 		 var o = getOpts(menu,true);
		 		 		 		 clearTimeout(menu.sfTimer);
		 		 		 		 if ( !$$.is('.'+bcClass) ) {
		 		 		 		 		 menu.sfTimer=setTimeout(function(){
		 		 		 		 		 		 $$.hideSuperfishUl();
		 		 		 		 		 		 if (o.$path.length){over.call(o.$path);}
		 		 		 		 		 },o.delay);
		 		 		 		 }		 		 
		 		 		 },
		 		 		 getMenu = function($el){ return $el.parents('ul.superfish:first')[0]; },
		 		 		 getOpts = function(el,menuFound){ el = menuFound ? el : getMenu(el); return $.superfish.op = $.superfish.o[el.serial]; },
		 		 		 hasUl = function(){ return $.superfish.op.oldJquery ? 'li[ul]' : 'li:has(ul)'; };

		 		 return this.each(function() {
		 		 		 var s = this.serial = $.superfish.o.length;
		 		 		 var o = $.extend({},$.superfish.defaults,op);
		 		 		 o.$path = $('li.'+o.pathClass,this).each(function(){
		 		 		 		 $(this).addClass(o.hoverClass+' '+bcClass)
		 		 		 		 		 .filter(hasUl()).removeClass(o.pathClass);
		 		 		 });
		 		 		 $.superfish.o[s] = $.superfish.op = o;
		 		 		 
		 		 		 $(hasUl(),this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out)
		 		 		 .not('.'+bcClass)
		 		 		 		 .hideSuperfishUl();
		 		 		 
		 		 		 var $a = $('a',this);
		 		 		 $a.each(function(i){
		 		 		 		 var $li = $a.eq(i).parents('li');
		 		 		 		 $a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
		 		 		 });
		 		 		 
		 		 		 o.onInit.call(this);
		 		 		 
		 		 }).addClass('superfish');
		 };
		 
		 $.fn.extend({
		 		 hideSuperfishUl : function(){
		 		 		 var o = $.superfish.op,
		 		 		 		 $ul = $('li.'+o.hoverClass,this).add(this).removeClass(o.hoverClass)
		 		 		 		 		 .find('>ul').hide().css('visibility','hidden');
		 		 		 o.onHide.call($ul);
		 		 		 return this;
		 		 },
		 		 showSuperfishUl : function(){
		 		 		 var o = $.superfish.op,
		 		 		 		 $ul = this.addClass(o.hoverClass)
		 		 		 		 		 .find('>ul:hidden').css('visibility','visible');
		 		 		 o.onBeforeShow.call($ul);
		 		 		 $ul.animate(o.animation,o.speed,function(){ o.onShow.call(this); });
		 		 		 return this;
		 		 }
		 });
		 
		 $(window).unload(function(){
		 		 $('ul.superfish').each(function(){
		 		 		 $('li',this).unbind('mouseover','mouseout','mouseenter','mouseleave');
		 		 });
		 });
})(jQuery);