(function($){$.fn.hoverIntent=function(f,g){var cfg={sensitivity:7,interval:100,timeout:0};cfg=$.extend(cfg,g?{over:f,out:g}:f);var cX,cY,pX,pY;var track=function(ev){cX=ev.pageX;cY=ev.pageY};var compare=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);if((Math.abs(pX-cX)+Math.abs(pY-cY))<cfg.sensitivity){$(ob).unbind("mousemove",track);ob.hoverIntent_s=1;return cfg.over.apply(ob,[ev])}else{pX=cX;pY=cY;ob.hoverIntent_t=setTimeout(function(){compare(ev,ob)},cfg.interval)}};var delay=function(ev,ob){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);ob.hoverIntent_s=0;return cfg.out.apply(ob,[ev])};var handleHover=function(e){var ev=jQuery.extend({},e);var ob=this;if(ob.hoverIntent_t){ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t)}if(e.type=="mouseenter"){pX=ev.pageX;pY=ev.pageY;$(ob).bind("mousemove",track);if(ob.hoverIntent_s!=1){ob.hoverIntent_t=setTimeout(function(){compare(ev,ob)},cfg.interval)}}else{$(ob).unbind("mousemove",track);if(ob.hoverIntent_s==1){ob.hoverIntent_t=setTimeout(function(){delay(ev,ob)},cfg.timeout)}}};return this.bind('mouseenter',handleHover).bind('mouseleave',handleHover)}})(jQuery);


$(function(){   
	var menu = $('#menu'),
		pos = menu.offset();
	
	var introsection = $('.introSection');

		$(window).scroll(function(){
			if($(this).scrollTop() > pos.top+(menu.height() -79 ) && menu.hasClass('default')){
				menu.removeClass('default').addClass('fixed').fadeIn('slow');
				introsection.addClass('down');
			} else if($(this).scrollTop() <= pos.top && menu.hasClass('fixed')){
					menu.removeClass('fixed').addClass('default').fadeIn('slow');
					introsection.removeClass('down');
			}
		});
	
		var config = {
			over: function () {
				//show its submenu
				$('.subNavigationContainer', this).slideDown(100);
				$(this).addClass('selected');

			},
			out: function () {
					//hide its submenu
					_menu = this;

					$('.subNavigationContainer', this).slideUp(100, function () {
						$(_menu).removeClass('selected');
					});

			}, 
			sensitivity: 3,    
			interval: 20,     
			timeout: 50
		};
	
	
	$('#nav li').hoverIntent(config);

});