/*
 * jQuery NavDropDown v1.0.0 
 *
 * Copyright (c) 2008 Taranets Aleksey
 * www: markup-javascript.com
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 */

jQuery.fn.NavDropDown=function(j){
	var j=jQuery.extend({duration:300,hoverElement:'li',dropHolder:'div',hoverClass:'hover',showEffect:'slide'},j);
	return this.each(function(){var f=jQuery(this);
		var g=jQuery(j.hoverElement+':has('+j.dropHolder+')',f);
		var h=j.duration;g.each(function(i,a){
			a=jQuery(a);
			var b=$(j.dropHolder+' :first',a);
			var c=$(j.dropHolder,a);a.h=b.outerHeight(true);
			var d={};
			var e={};
			if(j.showEffect=='slide'){
				c.css({'height':0,'overflow':'hidden'});
				b.css({'marginTop':-a.h,'overflow':'hidden'});
				d.SE={height:a.h};
				d.ME={marginTop:0};
				e.SE={height:0};
				e.ME={marginTop:-a.h}
			}
			if(j.showEffect=='fade'){
				c.css({'opacity':0});
				d.SE={opacity:1};
				e.SE={opacity:0};
				d.ME={};
				e.ME={}
			}
			if(j.showEffect=='slide&fade')
			{
				c.css({'height':0,'overflow':'hidden','opacity':0});
				b.css({'marginTop':-a.h,'overflow':'hidden'});
				d.SE={height:a.h,opacity:1};
				d.ME={marginTop:0};
				e.SE={height:0,opacity:0};
				e.ME={marginTop:-a.h}
			}
			a.hoverEl=false;
			a.hover(function(){
					if(this.timer)clearTimeout(this.timer);
					a.hoverEl=true;
					$(this).addClass(j.hoverClass);
					c.animate(d.SE,{queue:false,duration:h});
					b.animate(d.ME,{queue:false,duration:h})},
						function(){
							this.timer=setTimeout(function(){
										a.hoverEl=false;
										b.animate(e.ME,{queue:false,duration:h});
										c.animate(e.SE,{queue:false,duration:h,complete:function(){
																					if(!a.hoverEl)$(a).removeClass(j.hoverClass)}
										})},100)})})})
	};