var Nav = {
	initialized : false,
	navItems : null,
	pageOn : null,
	
	initialize : function() {
		this.pageOn = $(document.body).readAttribute('pageon');
		if (!this.initialized) {
			this.navItems = $('nav').getElementsBySelector('img');
			this._mouseOver = this.mouseOver.bindAsEventListener(this);
			this._mouseOut = this.mouseOut.bindAsEventListener(this);
			// this.findSelected();
			for (var i=0; i<this.navItems.length; i++) {			
				var n = this.navItems[i];
				var src = n.readAttribute('_src');
				var s = src.substring(0, src.lastIndexOf('.'));
				var e = src.substring(src.lastIndexOf('.'), src.length);
				n._osrc = s + '_over' + e;
				n._ssrc = s + '_selected' + e;
				if (n.hasClassName('selected')) {
					n.src = n._ssrc;
				} else {
					n.observe('mouseover', this._mouseOver);
					n.observe('mouseout', this._mouseOut);
				}
			}
			this.initialized = true;
		}
		this.createTopLinks();
	},
	
	createTopLinks : function() {
		var lis = $$('.cms_about_us, .cms_performance_marketing_solutions, .cms_news_room');
		for (var i=0, c=lis.length; i<c; i++) {
			var li = lis[i];
			var newLi = $(document.createElement('li'));
			var a = $(document.createElement('a'));
			a.href = li.down('a').href;
			a.innerHTML = li.down('a').innerHTML;
			newLi.addClassName('toplink');
			newLi.appendChild(a);
			li.down('li').insert({before: newLi});
			li.down('ul').setStyle({
				paddingTop: 0
			});			
		}
	},
	
	// findSelected : function() {
	// 	for (var i=0; i<this.navItems.length; i++) {
	// 		var j = this.navItems[i];
	// 		if (j.up().href.indexOf(this.pageOn) != -1) {
	// 			j.addClassName('selected');
	// 		}
	// 	}
	// },
	
	mouseOver : function(event) {
		var img = Event.findElement(event, 'img');
		img.src = img._osrc;
	},
	
	mouseOut : function(event) {
		var img = Event.findElement(event, 'img');
		img.src = img.readAttribute('_src');
	}
}
Event.observe(window, 'load', function() {
	Nav.initialize();
});

function donePlaying() {
	$('nonflashcontent').show();
	$('flashcontent').hide();
}