===================================================================
--- original.js
+++ change.js
@@ -1,4 +1,29 @@
+var WeatherSystem = Container.expand(function () {
+	var self = Container.call(this);
+	self.currentWeather = 'sunny';
+	self.changeWeather = function () {
+		var weathers = ['sunny', 'rainy', 'windy', 'snowy'];
+		self.currentWeather = weathers[Math.floor(Math.random() * weathers.length)];
+		self.parent.villagers.forEach(function (villager) {
+			switch (self.currentWeather) {
+				case 'rainy':
+					villager.speed *= 0.9;
+					break;
+				case 'windy':
+					villager.speed *= 1.1;
+					break;
+				case 'snowy':
+					villager.speed *= 0.8;
+					break;
+				default:
+					villager.speed = villager.baseSpeed;
+					break;
+			}
+		});
+	};
+	LK.setInterval(self.changeWeather, 60000);
+});
 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();
@@ -218,16 +243,26 @@
 	self.guardGraphics = self.createAsset('guard', 'Guard Graphics', 0.5, 0.5);
 	self.addChild(self.guardGraphics);
 	self.x = Math.random() * 2048;
 	self.y = Math.random() * 2732;
+	self.speed = 2;
+	self.isDaytime = true;
 	self.patrolArea = function () {
-		var patrolX = Math.random() * 2048;
-		var patrolY = Math.random() * 2732;
-		self.moveTo(patrolX, patrolY, self.speed);
+		if (!self.isDaytime) {
+			var patrolX = Math.random() * 2048;
+			var patrolY = Math.random() * 2732;
+			self.moveTo(patrolX, patrolY, self.speed);
+		}
 	};
-	self.speed = 2;
+	self.sleep = function () {
+		if (self.isDaytime) {}
+	};
 	LK.on('tick', function () {
-		self.patrolArea();
+		if (self.isDaytime) {
+			self.sleep();
+		} else {
+			self.patrolArea();
+		}
 	});
 });
 var Brewery = Container.expand(function () {
 	var self = Container.call(this);
@@ -483,8 +518,9 @@
 	};
 });
 var Festival = Container.expand(function () {
 	var self = Container.call(this);
+	self.festivalGraphics = self.createAsset('festival', 'Festival Graphics', 0.5, 0.5);
 	self.x = 2048 / 2;
 	self.y = 2732 / 2 - 800;
 	self.isActive = false;
 	self.activateFestival = function () {
@@ -495,8 +531,19 @@
 	};
 	self.isVillagerParticipating = function (villager) {
 		return self.isActive && villager.intersects(self);
 	};
+	self.boostHappiness = function () {
+		if (self.isActive) {
+			self.parent.villagers.forEach(function (villager) {
+				if (self.isVillagerParticipating(villager)) {
+					villager.happiness += 10;
+					if (villager.happiness > 100) villager.happiness = 100;
+				}
+			});
+		}
+	};
+	LK.on('tick', self.boostHappiness);
 });
 var Heart = Container.expand(function () {
 	var self = Container.call(this);
 	self.showAbove = function (villager) {
@@ -516,11 +563,11 @@
 			self.destroy();
 		}, 1000);
 	};
 });
-var Market = Container.expand(function () {
+var Marketplace = Container.expand(function () {
 	var self = Container.call(this);
-	self.marketGraphics = self.createAsset('market', 'Market Graphics', 0.5, 0.5);
+	self.marketplaceGraphics = self.createAsset('marketplace', 'Marketplace Graphics', 0.5, 0.5);
 	self.availableResources = {
 		wood: 0,
 		rock: 0,
 		food: 0
@@ -618,9 +665,16 @@
 		var elapsedTime = (currentTime - self.startTime) / 1000;
 		var hours = Math.floor(elapsedTime % 24);
 		var minutes = Math.floor(elapsedTime % 1 * 60);
 		self.timeOfDayText.setText(hours + ':' + (minutes < 10 ? '0' : '') + minutes);
+		self.updateVillagerBehaviorBasedOnTime(hours);
 	});
+	self.updateVillagerBehaviorBasedOnTime = function (hours) {
+		var isDaytime = hours >= 6 && hours < 18;
+		self.parent.villagers.forEach(function (villager) {
+			villager.isDaytime = isDaytime;
+		});
+	};
 });
 var VillagerFactory = Container.expand(function (resources) {
 	var self = Container.call(this);
 	self.resources = resources;
@@ -748,8 +802,10 @@
 	positionInitializer.initializeRandomPosition(self, self.width, self.height, function () {
 		return self.checkOverlapWithOtherBuildings();
 	});
 });
+var weatherSystem = new WeatherSystem();
+self.addChild(weatherSystem);
 Villager.prototype.isDoingSomething = function () {
 	return this.currentAction !== null;
 };
 Villager.prototype.moveTo = function (targetX, targetY, speed) {