var currentColor = 0x000000;
var Pixel = Container.expand(function () {
	var self = Container.call(this);
	var pixelGraphics = self.createAsset('pixel', 'Pixel Graphics', .5, .5);
	self.color = 0x000000;
	self.setColor = function (color) {
		self.color = color;
		pixelGraphics.tint = color;
	};
	self.isDragging = false;
	self.on('down', function (obj) {
		self.setColor(currentColor);
		self.isDragging = true;
	});
	self.on('up', function (obj) {
		self.isDragging = false;
	});
	self.on('move', function (obj) {
		if (self.isDragging) {
			self.setColor(currentColor);
		}
	});
	stage.on('move', function (obj) {
		if (self.isDragging) {
			self.setColor(currentColor);
		}
	});
	stage.on('up', function (obj) {
		self.isDragging = false;
	});
});
var Palette = Container.expand(function () {
	var self = Container.call(this);
	self.createAsset('palette', 'Palette Graphics', .5, .5);
	self.on('down', function (obj) {
		currentColor = self.color;
	});
});
var Game = Container.expand(function () {
	var self = Container.call(this);
	var pixels = [];
	var gridSize = 50;
	var pixelSize = 2048 / gridSize;
	for (var i = 0; i < gridSize; i++) {
		for (var j = 0; j < gridSize; j++) {
			var pixel = self.addChild(new Pixel());
			pixel.x = i * pixelSize + pixelSize / 2;
			pixel.y = j * pixelSize + pixelSize / 2;
			pixels.push(pixel);
		}
	}
	var palette1 = self.addChild(new Palette());
	palette1.x = 2048 / 2 - 3 * palette1.width;
	palette1.y = 2732 - palette1.height;
	var palette2 = self.addChild(new Palette());
	palette2.x = 2048 / 2 - 2 * palette2.width;
	palette2.y = 2732 - palette2.height;
	var palette3 = self.addChild(new Palette());
	palette3.x = 2048 / 2 - palette3.width;
	palette3.y = 2732 - palette3.height;
	var palette4 = self.addChild(new Palette());
	palette4.x = 2048 / 2;
	palette4.y = 2732 - palette4.height;
	var palette5 = self.addChild(new Palette());
	palette5.x = 2048 / 2 + palette5.width;
	palette5.y = 2732 - palette5.height;
	var palette6 = self.addChild(new Palette());
	palette6.x = 2048 / 2 + 2 * palette6.width;
	palette6.y = 2732 - palette6.height;
	var palette7 = self.addChild(new Palette());
	palette7.x = 2048 / 2 + 3 * palette7.width;
	palette7.y = 2732 - palette7.height;
	LK.on('tick', function () {
		pixels.forEach(function (pixel) {
			if (pixel.isDragging) {
				pixel.setColor(currentColor);
			}
		});
	});
});

===================================================================
--- original.js
+++ change.js
@@ -28,8 +28,15 @@
 	stage.on('up', function (obj) {
 		self.isDragging = false;
 	});
 });
+var Palette = Container.expand(function () {
+	var self = Container.call(this);
+	self.createAsset('palette', 'Palette Graphics', .5, .5);
+	self.on('down', function (obj) {
+		currentColor = self.color;
+	});
+});
 var Game = Container.expand(function () {
 	var self = Container.call(this);
 	var pixels = [];
 	var gridSize = 50;
@@ -41,8 +48,29 @@
 			pixel.y = j * pixelSize + pixelSize / 2;
 			pixels.push(pixel);
 		}
 	}
+	var palette1 = self.addChild(new Palette());
+	palette1.x = 2048 / 2 - 3 * palette1.width;
+	palette1.y = 2732 - palette1.height;
+	var palette2 = self.addChild(new Palette());
+	palette2.x = 2048 / 2 - 2 * palette2.width;
+	palette2.y = 2732 - palette2.height;
+	var palette3 = self.addChild(new Palette());
+	palette3.x = 2048 / 2 - palette3.width;
+	palette3.y = 2732 - palette3.height;
+	var palette4 = self.addChild(new Palette());
+	palette4.x = 2048 / 2;
+	palette4.y = 2732 - palette4.height;
+	var palette5 = self.addChild(new Palette());
+	palette5.x = 2048 / 2 + palette5.width;
+	palette5.y = 2732 - palette5.height;
+	var palette6 = self.addChild(new Palette());
+	palette6.x = 2048 / 2 + 2 * palette6.width;
+	palette6.y = 2732 - palette6.height;
+	var palette7 = self.addChild(new Palette());
+	palette7.x = 2048 / 2 + 3 * palette7.width;
+	palette7.y = 2732 - palette7.height;
 	LK.on('tick', function () {
 		pixels.forEach(function (pixel) {
 			if (pixel.isDragging) {
 				pixel.setColor(currentColor);