/*
 * Superfish v1.4.8 - 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($){
		$.fn.superfish = function(op){

			var sf = $.fn.superfish,
			c = sf.c,
			$arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
			over = function(){
				var $$ = $(this), menu = getMenu($$);
				clearTimeout(menu.sfTimer);
				$$.showSuperfishUl().siblings().hideSuperfishUl();
			},
			out = function(){
				var $$ = $(this), menu = getMenu($$), o = sf.op;
				clearTimeout(menu.sfTimer);
				menu.sfTimer=setTimeout(function(){
						o.retainPath=($.inArray($$[0],o.$path)>-1);
						$$.hideSuperfishUl();
						if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
					},o.delay);
			},
			getMenu = function($menu){
				var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
				sf.op = sf.o[menu.serial];
				return menu;
			},
			addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };
			
			return this.each(function() {
					var s = this.serial = sf.o.length;
					var o = $.extend({},sf.defaults,op);
					o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
							$(this).addClass([o.hoverClass,c.bcClass].join(' '))
							.filter('li:has(ul)').removeClass(o.pathClass);
						});
					sf.o[s] = sf.op = o;
					
					$('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
							if (o.autoArrows) addArrow( $('>a:first-child',this) );
						})
						.not('.'+c.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);
					
				}).each(function() {
						var menuClasses = [c.menuClass];
						if (sf.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
						$(this).addClass(menuClasses.join(' '));
					});
		};

		var sf = $.fn.superfish;
		sf.o = [];
		sf.op = {};
		sf.IE7fix = function(){
			var o = sf.op;
			if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
				this.toggleClass(sf.c.shadowClass+'-off');
		};
		sf.c = {
			bcClass     : 'sf-breadcrumb',
			menuClass   : 'sf-js-enabled',
			anchorClass : 'sf-with-ul',
			arrowClass  : 'sf-sub-indicator',
			shadowClass : 'sf-shadow'
		};
		sf.defaults = {
			hoverClass: 'sfHover',
			pathClass: 'overideThisToUse',
			pathLevels: 1,
			delay: 800,
			animation: {opacity:'show'},
			speed: 'normal',
			autoArrows: true,
			dropShadows : true,
			disableHI: false,// true disables hoverIntent detection
			onInit: function(){}, // callback functions
			onBeforeShow: function(){},
			onShow: function(){},
			onHide: function(){}
		};
		$.fn.extend({
				hideSuperfishUl : function(){
					var o = sf.op,
						not = (o.retainPath===true) ? o.$path : '';
					o.retainPath = false;
					var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
						.find('>ul').hide().css('visibility','hidden');
					o.onHide.call($ul);
					return this;
				},
					showSuperfishUl : function(){
					var o = sf.op,
						sh = sf.c.shadowClass+'-off',
						$ul = this.addClass(o.hoverClass)
						.find('>ul:hidden').css('visibility','visible');
					sf.IE7fix.call($ul);
					o.onBeforeShow.call($ul);
					$ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
					return this;
				}
			});

	})(jQuery);