/*
 * 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 = {
    multiColumn : 0, //max number of columns per menu
    multiColumnWidth : 0, //em unit (only used when multiColumn>0)
    hoverClass	: 'sfHover',
		pathClass	: 'overideThisToUse',
		pathLevels	: 1,
		delay		: 100,
		animation	: {opacity:'show'},
		speed		: 'fast',
		autoArrows	: true,
		dropShadows : false,
		disableHI	: false,		// true disables hoverIntent detection
		onInit		: function(){}, // callback functions
		onBeforeShow: function(){},
		onShow		: function(){},
		onHide		: function(){}
	};

  var multiColumn = function(){
                //MULTICOLUMN PARAMETERS
                var columnNumItems=sf.op.multiColumn;
                var columnWidth=sf.op.multiColumnWidth; //em unit

                var lis=$(this).find(' > li');

                if (columnNumItems>0 && lis.length>columnNumItems) {
                  var itemCount=lis.length;
                  var columnCount=Math.ceil(itemCount/columnNumItems);

                  var marginLeft=0;
                  var marginTop=0;

                  var menuWidth=columnCount*columnWidth;
                  var menuHeight=0;

                  lis.each(
                    function( intIndex ){
                      var i=intIndex+1;

                      $(this).css("margin-left",marginLeft+"em").css("position","absolute").css("float","left").css("margin-top",marginTop+"px").css("width",columnWidth+"em").css("border","0");

                      marginTop+=$(this).height();

                      if(i%columnNumItems==0){
                        if(marginTop>menuHeight)
                          menuHeight=marginTop;

                        marginLeft+=columnWidth;
                        marginTop=0;
                      }

                    }
                  );

                  var menuBgColor=lis.css("background-color");

                  $(this).css("height",menuHeight+"px");
                  $(this).css("width",menuWidth+"em");

                  //$(this).find("a").css("background-color","#ff0000");
                  //$(this).css("background-color",menuBgColor);
               }
            };

  $.fn.extend({
		hideSuperfishUl : function(){
			var o = sf.op,
				not = (o.retainPath===true) ? o.$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);

//MULTI ROLHA
$('.sf-menu li ul').css("-ms-filter", "progid:DXImageTransform.Microsoft.Alpha(Opacity=90)").css("filter", "alpha(opacity=90)").css("opacity", "0.90");
$('.sf-menu a').css("-ms-filter", "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)").css("filter", "alpha(opacity=100)").css("opacity", "1");
$('.sf-menu a').css("color", "#345971");

//$('.sf-menu li:hover').css("-ms-filter", "progid:DXImageTransform.Microsoft.Alpha(Opacity=90)").css("filter", "alpha(opacity=90)").css("opacity", "0.90");


      $ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul);});

      multiColumn.call($ul);

      //ie7 z-index fix by alv (vs cycle plugin)
      if ($.browser.msie && $.browser.version > 6 && $.browser.version < 8)
        this.css('z-index',9999); //make it on top

      return this;
		}
	});

})(jQuery);