/*
 * Superfish v1.4.6 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Modifications by Colin Campbell and Dov Atlin
 * for Trane navigation
 *
 * 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
 */

var menuInfo = {};
var tertiarySet = false;
;(function($){
	$.fn.superfish = function(op){
		var sf = $.fn.superfish,
		c = sf.c,
		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;
		};

		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)['hover'](over,out).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);
			
		}).addClass([c.menuClass,c.shadowClass].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		: 100,
		animation	: {opacity:'show'},
		speed		: 'fast',
		autoArrows	: false,
		dropShadows : false,
		disableHI	: true,		// true disables hoverIntent detection
		onInit		: function(){
			$('.secondarynav').each(function() {
				var oldPos = $(this).css('left');
				
				$(this).css('position', 'absolute');
				$(this).css('left', '-800');
				
				//width, offset, parent width, parent offset
				var w = $(this).width();
				var o = $(this).parent().position().left;
				var ow = $(this).parent().width();
				var pw = $('#nav').width();
				var po = $('#nav').position().left;
				
				$(this).css('left', oldPos);
				$(this).css('width', w+20);
				
				if (w + o + 40 > pw + po) {
					var dif = (pw - w)/2;// - 60;
					if (dif + w < o + ow) dif = (o+ow) - (w+19);
					$(this).css('left', dif + "px" );
				} else if (($(this).parent().offset().left - $("#nav").offset().left) < o) {
					$(this).css('left', $(this).parent().offset().left - $("#nav").offset().left);
				} else {
				    $(this).css('left', o - 41)
				}
				/*
				menuInfo[$(this)] = {
					width: $(this).width(),
					offset: $(this).parent().position().left,
					parentWidth: $('#nav').width(),
					parentOffset: $('#nav').position().left
				};
				
				$(this).css('left', oldPos);
				$(this).css('width', menuInfo[$(this)].width);
				
				if (menuInfo[$(this)].width + menuInfo[$(this)].offset + 40 > menuInfo[$(this)].parentWidth + menuInfo[$(this)].parentOffset) {
					var dif = menuInfo[$(this)].parentWidth - menuInfo[$(this)].width - 40;
					$(this).css('left', dif + "px" );
				} else {
					$(this).css('left', $(this).parent().offset().left - $("#nav").offset().left);
				}
				*/
			});
		},
		
		onShow		: function(){
			$('.tertiarynav').each(function() {
				
				menuInfo[$(this)] = {
					width: $(this).width(),
					offset: $(this).parent().offset().left,
					parentWidth: $(this).parent().parent().width(),
					parentOffset: $(this).parent().parent().offset().left,
					padding: $(this).css('padding-left')
				};
				
				$(this).css('position', 'absolute');
				
				if (menuInfo[$(this)].width + menuInfo[$(this)].offset + 20 > menuInfo[$(this)].parentWidth + menuInfo[$(this)].parentOffset) {
					var dif = menuInfo[$(this)].parentWidth - menuInfo[$(this)].width - 10;
					if ($.browser.msie) {
						$(this).css('left', (dif-20) + "px" );
					} else {
						$(this).css('left', (dif-20) + "px" );
					}
				} else {
					$(this).css('left', menuInfo[$(this)].offset - menuInfo[$(this)].parentOffset +"px" );
				}
			}
			);
		},
		onHide		: function(){}
	};
	
	$.fn.extend({
		hideSuperfishUl : function(){
			var o = sf.op,
				not = (o.retainPath===true) ? o.$path : '';
			o.retainPath = false;
			var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
					.find('>ul').hide();
			o.onHide.call($ul);
			return this;
		},
		showSuperfishUl : function(){
			var o = sf.op,
				sh = sf.c.shadowClass+'-off',
				$ul = this.addClass(o.hoverClass)
					.find('>ul:hidden');
			sf.IE7fix.call($ul);
			$ul.show();
			sf.IE7fix.call($ul);
			o.onShow.call($ul);
			//$ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
			return this;
		}
	});

})(jQuery);