diff --git a/js/MusicTheory/_musictheory.js b/js/MusicTheory/_musictheory.js
deleted file mode 100644
index e0e82c6..0000000
--- a/js/MusicTheory/_musictheory.js
+++ /dev/null
@@ -1,209 +0,0 @@
-var invertObject = function (o) {
-	if (o.length) {
-		var ret = {};
-		for (var key = 0; key < o.length; key ++) {
-			ret[o[key]] = key; 
-		}
-	} else {
-		var ret = {};
-		for (var key in o) {
-			ret[o[key]] = key; 
-		}
-	}
-	return ret;
-};
-
-if (typeof(MusicTheory) === "undefined") MusicTheory = {};
-
-(function() {
-
-	var root = MusicTheory;
-	
-	// KEY SIGNATURES
-		
-	root.key2number = {
-		'A': 0,
-		'A#': 1,
-		'Bb': 1,
-		'B': 2,
-		'C': 3,
-		'C#': 4,
-		'Db': 4,
-		'D': 5,
-		'D#': 6,
-		'Eb': 6,
-		'E': 7,
-		'F': 8,
-		'F#': 9,
-		'Gb': 9,
-		'G': 10,
-		'G#': 11,
-		'Ab': 11
-	};
-	
-	root.number2float = {
-		0: 0,
-		1: 0.5,
-		2: 1,
-		3: 2,
-		4: 2.5,
-		5: 3,
-		6: 3.5,
-		7: 4,
-		8: 5,
-		9: 5.5,
-		10: 6,
-		11: 6.5,
-		12: 7
-	};
-	
-	root.number2key = invertObject(root.key2number);
-	root.float2number = invertObject(root.number2float);
-	
-	root.getKeySignature = function (key) {
-		var keys = [ 'A', 'AB', 'B', 'C', 'CD', 'D', 'DE', 'E', 'F', 'FG', 'G', 'GA' ];
-		var accidental = [ 'F', 'C', 'G', 'D', 'A', 'E', 'B' ];
-		var signature = { // key signatures
-				'Fb': -8,
-				'Cb': -7,
-				'Gb': -6,
-				'Db': -5,
-				'Ab': -4,
-				'Eb': -3,
-				'Bb': -2,
-				'F': -1,
-				'C': 0,
-				'G': 1,
-				'D': 2,
-				'A': 3,
-				'E': 4,
-				'B': 5,
-				'F#': 6,
-				'C#': 7,
-				'G#': 8,
-				'D#': 9,
-				'A#': 10,
-				'E#': 11,
-				'B#': 12
-			}[key];
-		if(signature < 0) { // flat
-			accidental = accidental.splice(7 + signature, -signature).reverse().join('');
-		} else { // sharp
-			accidental = accidental.splice(0, signature).join('');
-		}
-		for(var i = 0; i < keys.length; i ++) {
-			if (keys[i].length > 1) {
-				if (accidental.indexOf(keys[i][0]) != -1 || accidental.indexOf(keys[i][1]) != -1) {
-					if (signature > 0) {
-						keys[i] = keys[i][0] + '#';
-					} else {
-						keys[i] = keys[i][1] + 'b';
-					}
-				} else {
-					keys[i] = keys[i][0] + '#';
-				}
-			}
-		};
-		Piano.keySignature = keys;
-	};
-	
-	//// TEMPO
-	
-	root.tempoFromTap = function(that) {
-		function getName(v) {
-			var tempo = { // wikipedia
-				200: 'Prestissimo',
-				168: 'Presto',
-				140: 'Vivace',
-				120: 'Allegro',
-				112: 'Allegretto',
-				101: 'Moderato',
-				76: 'Andante',
-				66: 'Adagio',
-				60: 'Larghetto',
-				40: 'Lento',
-				0: 'Larghissimo'
-			};
-			for (var n = 0, name = ""; n < 250; n ++) {
-				if (tempo[n]) name = tempo[n];
-				if (v < n) return name;
-			}
-			return 'Prestissimo';
-		};
-		if (that.tap) {
-			var diff = (new Date()).getTime() - that.tap;
-			var c = 1 / (diff / 1000) * 60;
-			Piano.tempo = c;
-			console.log(getName(c), c, diff)
-			document.getElementById("taptap").value = (c>>0) +"bmp " + getName(c);
-		}
-		that.tap = (new Date()).getTime();
-	}; 
-	
-	//// CHORD FINDER
-	
-	root.findChord = function(r) {
-		function rewrite(o) {
-			var z = {};
-			for (var i in o) {
-				var r = {};
-				for (var ii in o[i]) {
-					r[o[i][ii]] = 1;
-				}
-				z[i] = r;
-			}
-			return z;
-		};
-		var test = {};
-		var values = "0 3".split(' ');
-		var chords = rewrite(Piano.chords);
-		for (var key in chords) {
-			for (var n = 0, length = values.length; n < length; n ++) {
-				if (isNaN(chords[key][values[n]])) {
-					test[key] = 1;
-					break;
-				}
-			}
-		}
-		var results = [];
-		for (var key in chords) {
-			if (!test[key]) results.push(key);
-		}
-		document.getElementById("find").value = results;
-		return results;
-	}; 
-	
-	///// CHORD INFORMATION
-	
-	root.scaleInfo = function(o) {
-		var intervalNames = [ 'r', 'b2', '2', 'b3', '3', '4', 'b5', '5', '&#X266F;5', '6', 'b7', '7', '8', 'b9', '9', '&#X266F;9', '10', '11', 'b12', '12', '&#X266F;12', '13' ]; // Interval numbers
-		var notes = '',
-			intervals = '',
-			gaps = '',
-			solfege = '',
-	//		colors = '',
-			keys = '';
-		for (var i in o) {
-			if (o[i] > 0) {
-				gaps += '-' + (o[i] - key);
-			}
-			var key = o[i];
-			var note = Piano.calculateNote(key) % 12;
-			var noteName = Piano.keySignature[note];
-			var color = Piano.Color[Piano.HSL].english[note];
-			solfege += ', ' + MusicTheory.Solfege[noteName].syllable;
-	//		colors += ', ' + (color[0] ? color[0].toUpperCase() + color.substr(1) : 'Undefined');
-			keys += ', ' + key;
-			notes += ', ' + noteName;
-			intervals += ', ' + intervalNames[key];
-		}
-		console.log(
-			'<b>notes:</b> ' + notes.substr(2) + '<br>' +
-			'<b>solfege:</b> ' + solfege.substr(2) + '<br>' +
-			'<b>intervals:</b> ' + intervals.substr(2) + '<br>' +
-			'<b>keys:</b> ' + keys.substr(2) + '<br>' +
-			'<b>gaps:</b> ' + gaps.substr(1)
-		);
-	};
-
-})();
\ No newline at end of file