/* jQuery Mega Menu v1.02
* Last updated: June 29th, 2009. This notice must stay intact for usage 
* Author: JavaScript Kit at http://www.javascriptkit.com/
* Visit http://www.javascriptkit.com/script/script2/jScale/ for full source code
*/

var leaving = 0;
var leaving_pos = -1;
var entering = null;
var website_3lc = '';

var jkmegamenu={

effectduration: 0, //duration of animation, in milliseconds
delaytimer: 0, //delay after mouseout before menu should be hidden, in milliseconds
delaytimer2: 700, //submenu hide delay

//No need to edit beyond here
megamenulabels: [],
megamenus: [], //array to contain each block menu instances
zIndexVal: 99, //starting z-index value for drop down menu
$shimobj: null,

addshim:function($){
	$(document.body).append('<IFRAME id="outlineiframeshim" src="'+(location.protocol=="https:"? 'blank.htm' : 'about:blank')+'" style="display:none; left:0; top:0; z-index:80; position:absolute; filter:progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)" frameBorder="0" scrolling="no"></IFRAME>')
	this.$shimobj=$("#outlineiframeshim")
},

alignmenu:function($, e, megamenu_pos){
	var megamenu=this.megamenus[megamenu_pos]
	var $anchor=megamenu.$anchorobj
	var $menu=megamenu.$menuobj
	var menuleft=($(window).width()-(megamenu.offsetx-$(document).scrollLeft())>megamenu.actualwidth)? megamenu.offsetx : megamenu.offsetx-megamenu.actualwidth+megamenu.anchorwidth //get x coord of menu
    if (menuleft < 10) menuleft = 10;
	//var menutop=($(window).height()-(megamenu.offsety-$(document).scrollTop()+megamenu.anchorheight)>megamenu.actualheight)? megamenu.offsety+megamenu.anchorheight : megamenu.offsety-megamenu.actualheight
	var menutop=megamenu.offsety+megamenu.anchorheight - 1  //get y coord of menu
	$menu.css({left:menuleft+"px", top:menutop+"px"})
    $anchor.parent().addClass('selected2')
    //alert($anchor.offset().left + ' ' + $anchor.width());
    
    if (website_3lc == 'snf') {
        $('#' + $menu.attr('id') + '_arr').css({left: ($anchor.offset().left + $anchor.width() + 21 - menuleft), top: "-16px", display: "block"});
    } else if (website_3lc == 'dig') {
        $('#' + $menu.attr('id') + '_arr').css({left: ($anchor.offset().left + ($anchor.width()/2 - 10) - menuleft), top: "-1px", display: "block"});
    }
    
	this.$shimobj.css({width:megamenu.actualwidth+"px", height:megamenu.actualheight+"px", left:menuleft+"px", top:menutop+"px", display:"block"});
},

showing: false,

showmenu:function(e, megamenu_pos){
    if (leaving_pos >= 0) this.hidemenu(e, leaving_pos);
    leaving_pos = -1;
	var megamenu=this.megamenus[megamenu_pos]
	var $menu=megamenu.$menuobj
	var $menuinner=megamenu.$menuinner
	if (this.showing == false || $menu.css("display")=="none"){
        this.showing = true;
		this.alignmenu(jQuery, e, megamenu_pos)
		$menu.css("z-index", ++this.zIndexVal)
        //$('#menuarrow').css({display: 'block', zIndex: 9999});        
		$menu.show(this.effectduration, function(){
			$menuinner.css('visibility', 'visible');
            if ($('div:first', $menu).length)
            {
                var colheight = $('div:first', $menu).height();
                $('div:gt(0)', $menu).height(colheight);
            }            
		})
	}
	else if ($menu.css("display")=="block" && e.type=="click"){ //if menu is hidden and this is a "click" event (versus "mouseout")
		this.hidemenu(e, megamenu_pos)
	}
	return false
},

hidemenu:function(e, megamenu_pos){
	var megamenu=this.megamenus[megamenu_pos]
    if (!megamenu || megamenu.$anchorobj == undefined || !megamenu.$anchorobj) return;
	var $anchor=megamenu.$anchorobj    
	var $menu=megamenu.$menuobj
	var $menuinner=megamenu.$menuinner
    $anchor.parent().removeClass('selected2')
	$menuinner.css('visibility', 'hidden')
	this.$shimobj.css({display:"none", left:0, top:0})
    //$('#menuarrow').css('display', 'none');
    this.showing=false;
	$menu.hide(this.effectduration, function() { if (this.showing==true) this.showmenu(e, megamenu_pos) })
},

definemenu:function(anchorid, menuid, revealtype){
	this.megamenulabels.push([anchorid, menuid, revealtype])
},

render:function($,w_3lc){
    website_3lc = w_3lc;
	for (var i=0, labels=this.megamenulabels[i]; i<this.megamenulabels.length; i++, labels=this.megamenulabels[i]){
		if ($('#'+labels[0]).length!=1 || $('#'+labels[1]).length!=1) //if one of the two elements are NOT defined, exist
			return
		this.megamenus.push({$anchorobj:$("#"+labels[0]), $menuobj:$("#"+labels[1]), $menuinner:$("#"+labels[1]).children('ul:first-child'), revealtype:labels[2], hidetimer:null})
		var megamenu=this.megamenus[i]	
		megamenu.$anchorobj.add(megamenu.$menuobj).attr("_megamenupos", i+"pos") //remember index of this drop down menu
		megamenu.actualwidth=megamenu.$menuobj.outerWidth()
		megamenu.actualheight=megamenu.$menuobj.outerHeight()
		//megamenu.offsetx=megamenu.$anchorobj.offset().left
        megamenu.offsetx=$('#home_link').offset().left
		megamenu.offsety=megamenu.$anchorobj.offset().top + 1;
		megamenu.anchorwidth=megamenu.$anchorobj.outerWidth()
		megamenu.anchorheight=megamenu.$anchorobj.outerHeight()
		$(document.body).append(megamenu.$menuobj) //move drop down menu to end of document
		megamenu.$menuobj.css("z-index", ++this.zIndexVal).hide()
		megamenu.$menuinner.css("visibility", "hidden")
		megamenu.$anchorobj.bind(megamenu.revealtype=="click"? "click" : "mouseenter", function(e){
            if (entering) clearTimeout(entering);
            leaving = 1;
            if (!$(this).hasClass('menu_selected')) $('.menu_selected').mouseleave();
            leaving = 0;
			var menuinfo=jkmegamenu.megamenus[parseInt(this.getAttribute("_megamenupos"))]
			clearTimeout(menuinfo.hidetimer) //cancel hide menu timer
			return jkmegamenu.showmenu(e, parseInt(this.getAttribute("_megamenupos")))
		})
		megamenu.$anchorobj.bind("mouseleave", function(e){
            if (!leaving && $(this).hasClass('menu_selected')) return;
			var menuinfo=jkmegamenu.megamenus[parseInt(this.getAttribute("_megamenupos"))]
			if (e.relatedTarget!=menuinfo.$menuobj.get(0) && $(e.relatedTarget).parents("#"+menuinfo.$menuobj.get(0).id).length==0){ //check that mouse hasn't moved into menu object
				menuinfo.hidetimer=setTimeout(function(){ //add delay before hiding menu
					jkmegamenu.hidemenu(e, parseInt(menuinfo.$menuobj.get(0).getAttribute("_megamenupos")))
				}, jkmegamenu.delaytimer)
			}
            if (!$(this).hasClass('menu_selected')) entering = setTimeout("$('a.menu_selected').mouseenter();", 100);
		})
		megamenu.$menuobj.bind("mouseenter", function(e){
            if (entering) clearTimeout(entering);
			var menuinfo=jkmegamenu.megamenus[parseInt(this.getAttribute("_megamenupos"))]
			clearTimeout(menuinfo.hidetimer) //cancel hide menu timer
		})
		megamenu.$menuobj.bind("click mouseleave", function(e){
            if ($(this).hasClass('submenu_selected')) return;
			var menuinfo=jkmegamenu.megamenus[parseInt(this.getAttribute("_megamenupos"))]
            leaving_pos = parseInt(menuinfo.$menuobj.get(0).getAttribute("_megamenupos"))
			menuinfo.hidetimer=setTimeout(function(){ //add delay before hiding menu
				jkmegamenu.hidemenu(e, leaving_pos)
			}, jkmegamenu.delaytimer2)
            if (!$(this).hasClass('submenu_selected')) entering = setTimeout("$('a.menu_selected').mouseenter();", jkmegamenu.delaytimer2);
		})
	} //end for loop
	if(/Safari/i.test(navigator.userAgent)){ //if Safari
		$(window).bind("resize load", function(){
			for (var i=0; i<jkmegamenu.megamenus.length; i++){
				var megamenu=jkmegamenu.megamenus[i]
				var $anchorisimg=(megamenu.$anchorobj.children().length==1 && megamenu.$anchorobj.children().eq(0).is('img'))? megamenu.$anchorobj.children().eq(0) : null
				if ($anchorisimg){ //if anchor is an image link, get offsets and dimensions of image itself, instead of parent A
					megamenu.offsetx=$('#home_link').offset().left
					megamenu.offsety=megamenu.$anchorisimg.offset().top + 1;
					megamenu.anchorwidth=$anchorisimg.width()
					megamenu.anchorheight=$anchorisimg.height()
				}
			}
		})
	}
	else{
		$(window).bind("resize", function(){
			for (var i=0; i<jkmegamenu.megamenus.length; i++){
				var megamenu=jkmegamenu.megamenus[i]	
				megamenu.offsetx=$('#home_link').offset().left
				megamenu.offsety=megamenu.$anchorobj.offset().top + 1;
			}
		})
	}
	jkmegamenu.addshim($)
}

}