/**** 
* Classes
****/ 
var Business = Container.expand(function () {
	var self = Container.call(this);
	var businessGraphics = self.attachAsset('business', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.level = 1; // Level of the business
	self.earning = 1; // Money earned per second
	self.upgradeCost = 10; // Cost to upgrade the business
	self.update = function () {
		// Earn money every second
		if (LK.ticks % 60 == 0) {
			LK.setScore(LK.getScore() + self.earning);
			scoreTxt.setText('Money: ' + LK.getScore());
		}
	};
	// Upgrade the business to earn more money
	self.upgrade = function () {
		if (LK.getScore() >= self.upgradeCost) {
			LK.setScore(LK.getScore() - self.upgradeCost);
			self.earning *= 2;
			self.upgradeCost *= 2;
			levelTxt.setText('Money: ' + LK.getScore());
		}
	};
	// Event handler called when a press happens on element.
	self.down = function (x, y, obj) {
		self.upgrade();
	};
});
var Commercial = Container.expand(function () {
	var self = Container.call(this);
	var commercialGraphics = self.attachAsset('commercial', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.level = 1; // Level of the commercial building
	self.earning = 1; // Money earned per second
	self.upgradeCost = 10; // Cost to upgrade the commercial building
	self.update = function () {
		// Earn money every second
		if (LK.ticks % 60 == 0) {
			LK.setScore(LK.getScore() + self.earning);
			scoreTxt.setText(LK.getScore());
		}
	};
	// Upgrade the commercial building to earn more money
	self.upgrade = function () {
		if (LK.getScore() >= self.upgradeCost) {
			LK.setScore(LK.getScore() - self.upgradeCost);
			self.level += 1;
			self.earning *= 2;
			self.upgradeCost *= 2;
			levelTxt.setText('Level: ' + self.level);
		}
	};
	// Event handler called when a press happens on element.
	self.down = function (x, y, obj) {
		self.upgrade();
	};
});
// Earn money every second
var Industrial = Container.expand(function () {
	var self = Container.call(this);
	var industrialGraphics = self.attachAsset('industrial', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.level = 1; // Level of the industrial building
	self.production = 1; // Production of the industrial building
	self.upgradeCost = 10; // Cost to upgrade the industrial building
	self.update = function () {
		// Industrial logic goes here
		// Increase production every second
		if (LK.ticks % 60 == 0) {
			self.production += self.level;
			productionTxt.setText('Production: ' + self.production);
		}
	};
	// Upgrade the industrial building to increase production
	self.upgrade = function () {
		if (LK.getScore() >= self.upgradeCost) {
			LK.setScore(LK.getScore() - self.upgradeCost);
			self.level += 1;
			self.upgradeCost *= 2;
			levelTxt.setText('Level: ' + self.level);
		}
	};
	// Event handler called when a press happens on element.
	self.down = function (x, y, obj) {
		self.upgrade();
	};
});
// Earn money every second
var Residential = Container.expand(function () {
	var self = Container.call(this);
	var residentialGraphics = self.attachAsset('residential', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.level = 1; // Level of the residential building
	self.population = 1; // Population of the residential building
	self.upgradeCost = 10; // Cost to upgrade the residential building
	self.update = function () {
		// Residential logic goes here
		// Increase population every second
		if (LK.ticks % 60 == 0) {
			self.population += self.level;
			populationTxt.setText('Population: ' + self.population);
		}
	};
	// Upgrade the residential building to increase population
	self.upgrade = function () {
		if (LK.getScore() >= self.upgradeCost) {
			LK.setScore(LK.getScore() - self.upgradeCost);
			self.level += 1;
			self.upgradeCost *= 2;
			levelTxt.setText('Level: ' + self.level);
		}
	};
	// Event handler called when a press happens on element.
	self.down = function (x, y, obj) {
		self.upgrade();
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// Create a square where all the buildings will be placed
var square = new Container();
game.addChild(square);
square.x = 1024;
square.y = 1366;
// Add the business to the square
var business = square.addChild(new Business());
business.x = 0;
business.y = 0;
// Add the commercial building to the square
var commercial = square.addChild(new Commercial());
commercial.x = 200;
commercial.y = 0;
// Add the industrial building to the square
var industrial = square.addChild(new Industrial());
industrial.x = 400;
industrial.y = 0;
// Add the residential building to the square
var residential = square.addChild(new Residential());
residential.x = 600;
residential.y = 0;
var scoreTxt = new Text2('Money: 0', {
	size: 150,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var levelTxt = new Text2('Level: 1', {
	size: 100,
	fill: 0xFFFFFF
});
levelTxt.anchor.set(0.5, 0);
LK.gui.topRight.addChild(levelTxt);
var productionTxt = new Text2('Production: 1', {
	size: 100,
	fill: 0xFFFFFF
});
productionTxt.anchor.set(0.5, 0);
LK.gui.bottomLeft.addChild(productionTxt);

===================================================================
--- original.js
+++ change.js
@@ -168,5 +168,11 @@
 	size: 100,
 	fill: 0xFFFFFF
 });
 levelTxt.anchor.set(0.5, 0);
-LK.gui.topRight.addChild(levelTxt);
\ No newline at end of file
+LK.gui.topRight.addChild(levelTxt);
+var productionTxt = new Text2('Production: 1', {
+	size: 100,
+	fill: 0xFFFFFF
+});
+productionTxt.anchor.set(0.5, 0);
+LK.gui.bottomLeft.addChild(productionTxt);
\ No newline at end of file