/*********************
//* jQuery Multi Level CSS Menu #2- By Dynamic Drive: http://www.dynamicdrive.com/
//* Last update: Nov 7th, 08': Limit # of queued animations to minmize animation stuttering
//* Menu avaiable at DD CSS Library: http://www.dynamicdrive.com/style/
*********************/

//Specify full URL to down and right arrow images (23 is padding-right to add to top level LIs with drop downs):
var arrowimages={down:['downarrowclass', 'down.gif', 0], right:['rightarrowclass', 'right.gif']}

var jqueryslidemenu={
    animateduration: {over: 10, out: 5}, //duration of slide in/ out animation, in milliseconds
    buildmenu:function(menuid, arrowsvar){
    	jQuery(document).ready(function($){
    		var $mainmenu=$("#"+menuid+">ul");
    		var $headers=$mainmenu.find("ul").parent();
    		$headers.each(function(i){
    			var $curobj=$(this);
    			var $subul=$(this).find('ul:eq(0)');
    			this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()};
    			this.istopheader=$curobj.parents("ul").length==1? true : false;
    			$subul.css({top:this.istopheader? this._dimensions.h+"px" : 0});
    			//$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: arrowsvar.down[2]} : {}).append('<img src="'+ (this.istopheader? arrowsvar.down[1] : arrowsvar.right[1])+'" class="' + (this.istopheader? arrowsvar.down[0] : arrowsvar.right[0])+ '" style="border:0;" />');
    			$curobj.hover(
    				function(e){
    					var $targetul=$(this).children("ul:eq(0)");
    					this._offsets={left:$(this).offset().left, top:$(this).offset().top};
    					var menuleft=this.istopheader? 0 : this._dimensions.w;
    					menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft;
    					if ($targetul.queue().length<=1) //if 1 or less queued animations
    						$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).slideDown(jqueryslidemenu.animateduration.over);
    				},
    				function(e){
    					var $targetul=$(this).children("ul:eq(0)");
    					$targetul.slideUp(jqueryslidemenu.animateduration.out);
    				}
    			); //end hover
    		}); //end $headers.each()
    		$mainmenu.find("ul").css({display:'none', visibility:'visible'});
    	}); //end document.ready
    }
};

//build menu with ID="mainNav" on page:
jqueryslidemenu.buildmenu("mainNav", arrowimages);