===================================================================
--- original.js
+++ change.js
@@ -1,4 +1,219 @@
+var Quarry = Container.expand(function () {
+	var self = Container.call(this);
+	self.quarryGraphics = self.createAsset('quarry', 'Quarry Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.quarryGraphics.width, self.quarryGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.extractStone = function (villager) {};
+});
+var Mill = Container.expand(function () {
+	var self = Container.call(this);
+	self.millGraphics = self.createAsset('mill', 'Mill Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.millGraphics.width, self.millGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.grindGrain = function (villager) {
+		if (villager.gameResources.food.amount >= 5) {
+			villager.gameResources.food.amount -= 5;
+			villager.flour += 10;
+			if (villager.flour > 100) villager.flour = 100;
+		}
+	};
+});
+var Smithy = Container.expand(function () {
+	var self = Container.call(this);
+	self.smithyGraphics = self.createAsset('smithy', 'Smithy Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.smithyGraphics.width, self.smithyGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.forgeTools = function (villager) {
+		if (villager.gameResources.rock.amount >= 3) {
+			villager.gameResources.rock.amount -= 3;
+			villager.tools += 1;
+			if (villager.tools > 10) villager.tools = 10;
+		}
+	};
+});
+var Herbalist = Container.expand(function () {
+	var self = Container.call(this);
+	self.herbalistGraphics = self.createAsset('herbalist', 'Herbalist Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.herbalistGraphics.width, self.herbalistGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.provideHerbs = function (villager) {
+		if (villager.gameResources.food.amount >= 1) {
+			villager.gameResources.food.amount -= 1;
+			villager.health += 5;
+			if (villager.health > 100) villager.health = 100;
+		}
+	};
+});
+var Watchtower = Container.expand(function () {
+	var self = Container.call(this);
+	self.watchtowerGraphics = self.createAsset('watchtower', 'Watchtower Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.watchtowerGraphics.width, self.watchtowerGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.lookout = function () {};
+});
+var Tavern = Container.expand(function () {
+	var self = Container.call(this);
+	self.tavernGraphics = self.createAsset('tavern', 'Tavern Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.tavernGraphics.width, self.tavernGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.serveDrinks = function (villagers) {
+		villagers.forEach(function (villager) {
+			villager.happiness += 5;
+			if (villager.happiness > 100) villager.happiness = 100;
+		});
+	};
+});
+var Church = Container.expand(function () {
+	var self = Container.call(this);
+	self.churchGraphics = self.createAsset('church', 'Church Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.churchGraphics.width, self.churchGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.holdService = function (villagers) {
+		villagers.forEach(function (villager) {
+			villager.faith += 1;
+			if (villager.faith > 100) villager.faith = 100;
+		});
+	};
+});
+var Barracks = Container.expand(function () {
+	var self = Container.call(this);
+	self.barracksGraphics = self.createAsset('barracks', 'Barracks Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.barracksGraphics.width, self.barracksGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.trainSoldiers = function (villagers) {
+		villagers.forEach(function (villager) {
+			villager.strength += 1;
+			if (villager.strength > 100) villager.strength = 100;
+		});
+	};
+});
+var Farm = Container.expand(function () {
+	var self = Container.call(this);
+	self.farmGraphics = self.createAsset('farm', 'Farm Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.farmGraphics.width, self.farmGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.plantCrops = function () {};
+});
+var Workshop = Container.expand(function () {
+	var self = Container.call(this);
+	self.workshopGraphics = self.createAsset('workshop', 'Workshop Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.workshopGraphics.width, self.workshopGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.craftItem = function (villager, item) {};
+});
+var FishingHut = Container.expand(function () {
+	var self = Container.call(this);
+	self.hutGraphics = self.createAsset('fishingHut', 'Fishing Hut Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.hutGraphics.width, self.hutGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.storeCatch = function (villager) {};
+});
+var GuardTower = Container.expand(function () {
+	var self = Container.call(this);
+	self.towerGraphics = self.createAsset('guardTower', 'Guard Tower Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.towerGraphics.width, self.towerGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.watch = function () {};
+});
+var Library = Container.expand(function () {
+	var self = Container.call(this);
+	self.libraryGraphics = self.createAsset('library', 'Library Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.libraryGraphics.width, self.libraryGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.study = function (villager) {
+		if (villager.gameResources.wood.amount >= 1) {
+			villager.gameResources.wood.amount -= 1;
+			villager.iq += 5;
+			if (villager.iq > 200) villager.iq = 200;
+		}
+	};
+});
+var Stable = Container.expand(function () {
+	var self = Container.call(this);
+	self.stableGraphics = self.createAsset('stable', 'Stable Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.stableGraphics.width, self.stableGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.provideHorse = function (villager) {
+		if (villager.gameResources.food.amount >= 5) {
+			villager.gameResources.food.amount -= 5;
+			villager.speed += 5;
+			if (villager.speed > 20) villager.speed = 20;
+		}
+	};
+});
+var TownHall = Container.expand(function () {
+	var self = Container.call(this);
+	self.townHallGraphics = self.createAsset('townHall', 'Town Hall Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.townHallGraphics.width, self.townHallGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.hostMeeting = function (villagers) {
+		villagers.forEach(function (villager) {
+			villager.happiness += 2;
+			if (villager.happiness > 100) villager.happiness = 100;
+		});
+	};
+});
+var Apothecary = Container.expand(function () {
+	var self = Container.call(this);
+	self.apothecaryGraphics = self.createAsset('apothecary', 'Apothecary Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.apothecaryGraphics.width, self.apothecaryGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.provideMedicine = function (villager) {
+		if (villager.gameResources.food.amount >= 2) {
+			villager.gameResources.food.amount -= 2;
+			villager.health += 10;
+			if (villager.health > 100) villager.health = 100;
+		}
+	};
+});
+var BlacksmithShop = Container.expand(function () {
+	var self = Container.call(this);
+	self.shopGraphics = self.createAsset('blacksmithShop', 'Blacksmith Shop Graphics', 0.5, 0.5);
+	var positionInitializer = new PositionInitializer();
+	positionInitializer.initializeRandomPosition(self, self.shopGraphics.width, self.shopGraphics.height, function () {
+		return self.checkOverlapWithOtherBuildings();
+	});
+	self.forgeWeapon = function (villager) {
+		if (villager.gameResources.wood.amount >= 5 && villager.gameResources.rock.amount >= 5) {
+			villager.gameResources.wood.amount -= 5;
+			villager.gameResources.rock.amount -= 5;
+			villager.gameResources.weapon.amount += 1;
+		}
+	};
+});
 var Guard = Container.expand(function () {
 	var self = Container.call(this);
 	self.guardGraphics = self.createAsset('guard', 'Guard Graphics', 0.5, 0.5);
 	self.addChild(self.guardGraphics);