===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,367 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var PianoKey = Container.expand(function (note, isBlack, position) {
+	var self = Container.call(this);
+	self.note = note;
+	self.isBlack = isBlack;
+	self.isPressed = false;
+	var keyAsset = isBlack ? 'blackKey' : 'whiteKey';
+	var keyPressedAsset = isBlack ? 'blackKeyPressed' : 'whiteKeyPressed';
+	self.normalGraphics = self.attachAsset(keyAsset, {
+		anchorX: 0.5,
+		anchorY: 0
+	});
+	self.pressedGraphics = self.attachAsset(keyPressedAsset, {
+		anchorX: 0.5,
+		anchorY: 0
+	});
+	self.pressedGraphics.visible = false;
+	self.x = position.x;
+	self.y = position.y;
+	self.press = function () {
+		if (self.isPressed) return;
+		self.isPressed = true;
+		self.normalGraphics.visible = false;
+		self.pressedGraphics.visible = true;
+		LK.getSound(self.note).play();
+		var releaseTimeout = LK.setTimeout(function () {
+			self.release();
+		}, 200);
+	};
+	self.release = function () {
+		self.isPressed = false;
+		self.normalGraphics.visible = true;
+		self.pressedGraphics.visible = false;
+	};
+	self.down = function (x, y, obj) {
+		self.press();
+	};
+	return self;
+});
+var SongButton = Container.expand(function (songName, position) {
+	var self = Container.call(this);
+	self.songName = songName;
+	self.buttonGraphics = self.attachAsset('songButton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.buttonText = new Text2(songName, {
+		size: 32,
+		fill: 0xFFFFFF
+	});
+	self.buttonText.anchor.set(0.5, 0.5);
+	self.addChild(self.buttonText);
+	self.x = position.x;
+	self.y = position.y;
+	self.down = function (x, y, obj) {
+		tween(self, {
+			scaleX: 0.95,
+			scaleY: 0.95
+		}, {
+			duration: 100,
+			onFinish: function onFinish() {
+				tween(self, {
+					scaleX: 1,
+					scaleY: 1
+				}, {
+					duration: 100
+				});
+			}
+		});
+		playSong(self.songName);
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+var keys = [];
+var songButtons = [];
+var currentSong = null;
+var songTimeout = null;
+var songIndex = 0;
+// Define songs with note sequences and timings
+var songs = {
+	"Mary Had a Little Lamb": [{
+		note: "E4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "C4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 1000
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 1000
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 1000
+	}],
+	"Old MacDonald": [{
+		note: "G4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 1000
+	}, {
+		note: "B4",
+		duration: 500
+	}, {
+		note: "B4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 1000
+	}],
+	"Jingle Bells": [{
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 1000
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 1000
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "C4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 1000
+	}],
+	"Twinkle Twinkle Little Star": [{
+		note: "C4",
+		duration: 500
+	}, {
+		note: "C4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 1000
+	}, {
+		note: "F4",
+		duration: 500
+	}, {
+		note: "F4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 500
+	}, {
+		note: "C4",
+		duration: 1000
+	}],
+	"ABC Song": [{
+		note: "C4",
+		duration: 500
+	}, {
+		note: "C4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "A4",
+		duration: 500
+	}, {
+		note: "G4",
+		duration: 1000
+	}, {
+		note: "F4",
+		duration: 500
+	}, {
+		note: "F4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "E4",
+		duration: 500
+	}, {
+		note: "D4",
+		duration: 1000
+	}]
+};
+// Create piano keys
+var whiteKeyNotes = ["C4", "D4", "E4", "F4", "G4", "A4", "B4", "C5", "D5", "E5", "F5", "G5"];
+var blackKeyNotes = ["Cs4", "Ds4", "Fs4", "Gs4", "As4", "Cs5", "Ds5"];
+var blackKeyPositions = [1, 2, 4, 5, 6, 8, 9]; // Positions relative to white keys
+var keyboardStartX = 200;
+var keyboardY = 1800;
+var whiteKeyWidth = 90;
+var whiteKeySpacing = 95;
+// Create white keys
+for (var i = 0; i < whiteKeyNotes.length; i++) {
+	var whiteKey = new PianoKey(whiteKeyNotes[i], false, {
+		x: keyboardStartX + i * whiteKeySpacing,
+		y: keyboardY
+	});
+	keys.push(whiteKey);
+	game.addChild(whiteKey);
+}
+// Create black keys
+for (var i = 0; i < blackKeyNotes.length; i++) {
+	var blackKeyPos = blackKeyPositions[i];
+	var blackKey = new PianoKey(blackKeyNotes[i], true, {
+		x: keyboardStartX + blackKeyPos * whiteKeySpacing - whiteKeySpacing / 2,
+		y: keyboardY
+	});
+	keys.push(blackKey);
+	game.addChild(blackKey);
+}
+// Create song buttons
+var songNames = ["Mary Had a Little Lamb", "Old MacDonald", "Jingle Bells", "Twinkle Twinkle Little Star", "ABC Song"];
+var buttonStartY = 400;
+var buttonSpacing = 120;
+for (var i = 0; i < songNames.length; i++) {
+	var songButton = new SongButton(songNames[i], {
+		x: 1024,
+		y: buttonStartY + i * buttonSpacing
+	});
+	songButtons.push(songButton);
+	game.addChild(songButton);
+}
+function playSong(songName) {
+	if (currentSong) {
+		LK.clearTimeout(songTimeout);
+		currentSong = null;
+	}
+	var songNotes = songs[songName];
+	if (!songNotes) return;
+	currentSong = songNotes;
+	songIndex = 0;
+	playNextNote();
+}
+function playNextNote() {
+	if (!currentSong || songIndex >= currentSong.length) {
+		currentSong = null;
+		return;
+	}
+	var noteData = currentSong[songIndex];
+	var note = noteData.note;
+	var duration = noteData.duration;
+	// Find and press the corresponding key
+	var keyToPress = null;
+	for (var i = 0; i < keys.length; i++) {
+		if (keys[i].note === note) {
+			keyToPress = keys[i];
+			break;
+		}
+	}
+	if (keyToPress) {
+		keyToPress.press();
+	}
+	songIndex++;
+	songTimeout = LK.setTimeout(function () {
+		playNextNote();
+	}, duration);
+}
+game.update = function () {
+	// Game update logic if needed
+};
\ No newline at end of file