var bidiFun = new function() {
	var logotr, logortl;
	//, houseltr, housertl
	return {
		add: function() {
			var btn = document.createElement('button'),
			btnTxt = document.createTextNode('Fun!');
			btn.setAttribute('id', 'bidi-fun-button');
			btn.setAttribute('style', 'position: fixed; left: 0; bottom: 0;');
			btn.appendChild(btnTxt);
			eventListener.add(btn, 'click', bidiFun.rtl, false);
			document.documentElement.lastChild.appendChild(btn);
			bidiFun.logoltr = document.getElementsByTagName('h1')[0].firstChild;
			bidiFun.logortl = bidiFun.logoltr.cloneNode(false);
			bidiFun.logortl.src = '/images/logo-rtl.png';
			//bidiFun.houseltr = document.getElementById('chibi-house');
			//bidiFun.housertl = bidiFun.houseltr.cloneNode(false);
			//bidiFun.housertl.src = 'images/chibi_house-rtl.png';
		},
		
		rtl: function() {
			document.documentElement.setAttribute('dir', 'rtl');
			var btn = document.getElementById('bidi-fun-button'),
			btnTxt = document.createTextNode('Less Fun!');
			btn.replaceChild(btnTxt, btn.firstChild);
			eventListener.replaceF(btn, 'click', bidiFun.rtl, bidiFun.ltr, false);
			bidiFun.logoltr.parentNode.replaceChild(bidiFun.logortl, bidiFun.logoltr);
			//bidiFun.houseltr.parentNode.replaceChild(bidiFun.housertl, bidiFun.houseltr);
		},
	
		ltr: function() {
			document.documentElement.setAttribute('dir', 'ltr');
			var btn = document.getElementById('bidi-fun-button'),
			btnTxt = document.createTextNode('Fun!');
			btn.replaceChild(btnTxt, btn.firstChild);
			eventListener.replaceF(btn, 'click', bidiFun.ltr, bidiFun.rtl, false);
			bidiFun.logortl.parentNode.replaceChild(bidiFun.logoltr, bidiFun.logortl);
			//bidiFun.housertl.parentNode.replaceChild(bidiFun.houseltr, bidiFun.housertl);
		}
	};
}

eventListener.add(window, 'load', bidiFun.add, false);

var konami = new function() {
	var store = '';
	return {
		check: function(aKey) {
			store += aKey;
			if (!store.match(/^38(38(40(40(37(39(37(39(66(65)?)?)?)?)?)?)?)?)?$/)) {
				store = '';
			}
			else if (store.length==20) {
				store = '';
				alert('Konami!!');
			}
		}
	};
}

eventListener.add(document, 'keyup', function(e) { konami.check(e.keyCode); }, false);