var ddsmoothmenu={
arrowimages: {down:['downarrowclass', './img/down.gif', 23], right:['rightarrowclass', './img/right.gif']},
transition: {overtime:300, outtime:300}, 
shadow: {enable:true, offsetx:5, offsety:5}, 
showhidedelay: {showdelay: 100, hidedelay: 200}, 

detectwebkit: navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1, 
detectie6: document.all && !window.XMLHttpRequest,

getajaxmenu:function($, setting){ 
	var $menucontainer=$('#'+setting.contentsource[0]) ;
	$menucontainer.html("Loading Menu...");
	$.ajax({
		url: setting.contentsource[1], 
		async: true,
		error:function(ajaxrequest){
			$menucontainer.html('Error fetching content. Server Response: '+ajaxrequest.responseText);
		},
		success:function(content){
			$menucontainer.html(content);
			ddsmoothmenu.buildmenu($, setting);
		}
	})
},


buildmenu:function($, setting){
	var smoothmenu=ddsmoothmenu;
	var $mainmenu=$("#"+setting.mainmenuid+">ul") ;
	$mainmenu.parent().get(0).className=setting.classname || "ddsmoothmenu";
	var $headers=$mainmenu.find("ul").parent();
	$headers.hover(
		function(e){
			$(this).children('a:eq(0)').addClass('selected');
		},
		function(e){
			$(this).children('a:eq(0)').removeClass('selected');
		}
	);
	$headers.each(function(i){ 
		var $curobj=$(this).css({zIndex: 100-i}) ;
		var $subul=$(this).find('ul:eq(0)').css({display:'block'});
		$subul.data('timers', {});
		this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()};
		this.istopheader=$curobj.parents("ul").length==1? true : false ;
		$subul.css({top:this.istopheader && setting.orientation!='v'? this._dimensions.h+"px" : 0});
		$curobj.children("a:eq(0)").css(this.istopheader? {paddingRight: smoothmenu.arrowimages.down[2]} : {}).append( 
			'<img src="'+ (this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[1] : smoothmenu.arrowimages.right[1])
			+'" class="' + (this.istopheader && setting.orientation!='v'? smoothmenu.arrowimages.down[0] : smoothmenu.arrowimages.right[0])
			+ '" style="border:0;" />'
		);
		if (smoothmenu.shadow.enable){
			this._shadowoffset={x:(this.istopheader?$subul.offset().left+smoothmenu.shadow.offsetx : this._dimensions.w), y:(this.istopheader? $subul.offset().top+smoothmenu.shadow.offsety : $curobj.position().top)};
			if (this.istopheader)
				$parentshadow=$(document.body);
			else{
				var $parentLi=$curobj.parents("li:eq(0)");
				$parentshadow=$parentLi.get(0).$shadow;
			}
			this.$shadow=$('<div class="ddshadow'+(this.istopheader? ' toplevelshadow' : '')+'"></div>').prependTo($parentshadow).css({left:this._shadowoffset.x+'px', top:this._shadowoffset.y+'px'});
		}
		$curobj.hover(
			function(e){
				var $targetul=$subul ;
				var header=$curobj.get(0) ;
				clearTimeout($targetul.data('timers').hidetimer);
				$targetul.data('timers').showtimer=setTimeout(function(){
					header._offsets={left:$curobj.offset().left, top:$curobj.offset().top};
					var menuleft=header.istopheader && setting.orientation!='v'? 0 : header._dimensions.w;
					menuleft=(header._offsets.left+menuleft+header._dimensions.subulw>$(window).width())? (header.istopheader && setting.orientation!='v'? -header._dimensions.subulw+header._dimensions.w : -header._dimensions.w) : menuleft;
					if ($targetul.queue().length<=1){ 
						$targetul.css({left:menuleft+"px", width:header._dimensions.subulw+'px'}).animate({height:'show',opacity:'show'}, ddsmoothmenu.transition.overtime);
						if (smoothmenu.shadow.enable){
							var shadowleft=header.istopheader? $targetul.offset().left+ddsmoothmenu.shadow.offsetx : menuleft;
							var shadowtop=header.istopheader?$targetul.offset().top+smoothmenu.shadow.offsety : header._shadowoffset.y;
							if (!header.istopheader && ddsmoothmenu.detectwebkit){ 
								header.$shadow.css({opacity:1});
							}
							header.$shadow.css({overflow:'', width:header._dimensions.subulw+'px', left:shadowleft+'px', top:shadowtop+'px'}).animate({height:header._dimensions.subulh+'px'}, ddsmoothmenu.transition.overtime);
						}
					}
				}, ddsmoothmenu.showhidedelay.showdelay);
			},
			function(e){
				var $targetul=$subul;
				var header=$curobj.get(0);
				clearTimeout($targetul.data('timers').showtimer);
				$targetul.data('timers').hidetimer=setTimeout(function(){
					$targetul.animate({height:'hide', opacity:'hide'}, ddsmoothmenu.transition.outtime);
					if (smoothmenu.shadow.enable){
						if (ddsmoothmenu.detectwebkit){ 
							header.$shadow.children('div:eq(0)').css({opacity:0});
						}
						header.$shadow.css({overflow:'hidden'}).animate({height:0}, ddsmoothmenu.transition.outtime);
					}
				}, ddsmoothmenu.showhidedelay.hidedelay);
			}
		);
	});
	$mainmenu.find("ul").css({display:'none', visibility:'visible'});
},

init:function(setting){
	if (typeof setting.customtheme=="object" && setting.customtheme.length==2){ 
		var mainmenuid='#'+setting.mainmenuid;
		var mainselector=(setting.orientation=="v")? mainmenuid : mainmenuid+', '+mainmenuid;
		document.write('<style type="text/css">\n'
			+mainselector+' ul li a {background:'+setting.customtheme[0]+';}\n'
			+mainmenuid+' ul li a:hover {background:'+setting.customtheme[1]+';}\n'
		+'</style>');
	}
	this.shadow.enable=(document.all && !window.XMLHttpRequest)? false : this.shadow.enable;
	jQuery(document).ready(function($){ 
		if (typeof setting.contentsource=="object"){ 
			ddsmoothmenu.getajaxmenu($, setting);
		}
		else{ 
			ddsmoothmenu.buildmenu($, setting);
		}
	});
}

};