===================================================================
--- original.js
+++ change.js
@@ -1,79 +1,120 @@
-/****
+/**** 
 * Classes
-****/
-// Define a Decoration class for house decorations
+****/ 
+// Note: This is a simplified example. In a full game, you would likely have more complex logic for selecting and placing decorations, managing game state, and possibly saving/loading player progress.;
 var Decoration = Container.expand(function (type) {
-  var self = Container.call(this);
-  var decoration = self.attachAsset(type, {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  // Update method for decoration, if needed
-  self.update = function () {
-    // Update logic for the decoration
-  };
+	var self = Container.call(this);
+	var decoration = self.attachAsset(type, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Update method for decoration, if needed
+	self.update = function () {
+		// Update logic for the decoration
+	};
 });
+// Define a Grid class for managing the grid system
+var Grid = Container.expand(function (rows, cols, cellSize) {
+	var self = Container.call(this);
+	self.rows = rows;
+	self.cols = cols;
+	self.cellSize = cellSize;
+	self.cells = [];
+	// Initialize the grid with empty cells
+	for (var i = 0; i < rows; i++) {
+		self.cells[i] = [];
+		for (var j = 0; j < cols; j++) {
+			self.cells[i][j] = null;
+		}
+	}
+	// Method to add an item to a specific cell in the grid
+	self.addItem = function (item, row, col) {
+		if (row >= 0 && row < self.rows && col >= 0 && col < self.cols) {
+			self.cells[row][col] = item;
+			item.x = col * self.cellSize;
+			item.y = row * self.cellSize;
+			self.addChild(item);
+		}
+	};
+	// Method to remove an item from a specific cell in the grid
+	self.removeItem = function (row, col) {
+		if (row >= 0 && row < self.rows && col >= 0 && col < self.cols) {
+			var item = self.cells[row][col];
+			if (item) {
+				self.removeChild(item);
+				self.cells[row][col] = null;
+			}
+		}
+	};
+	// Method to get the item in a specific cell
+	self.getItem = function (row, col) {
+		if (row >= 0 && row < self.rows && col >= 0 && col < self.cols) {
+			return self.cells[row][col];
+		}
+		return null;
+	};
+});
 // Assets will be automatically created and loaded by the LK engine based on usage in the game code.
 // Define a House class for managing the dream house
 var House = Container.expand(function () {
-  var self = Container.call(this);
-  // Initialize the house with a basic shape
-  var houseBase = self.attachAsset('houseBase', {
-    anchorX: 0.5,
-    anchorY: 0.5,
-    scaleX: 2,
-    scaleY: 2
-  });
-  // Placeholder for decorations
-  self.decorations = [];
-  // Add decoration to the house
-  self.addDecoration = function (decorationType) {
-    var decoration = self.attachAsset(decorationType, {
-      anchorX: 0.5,
-      anchorY: 0.5
-    });
-    self.decorations.push(decoration);
-  };
-  // Update method for house, if needed in the future
-  self.update = function () {
-    // Update logic for the house
-  };
+	var self = Container.call(this);
+	// Initialize the house with a basic shape
+	var houseBase = self.attachAsset('houseBase', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		scaleX: 2,
+		scaleY: 2
+	});
+	// Placeholder for decorations
+	self.decorations = [];
+	// Add decoration to the house
+	self.addDecoration = function (decorationType) {
+		var decoration = self.attachAsset(decorationType, {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		self.decorations.push(decoration);
+	};
+	// Update method for house, if needed in the future
+	self.update = function () {
+		// Update logic for the house
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x87CEEB // Light blue background to simulate sky
+	backgroundColor: 0x87CEEB // Light blue background to simulate sky
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize the dream house
 var dreamHouse = game.addChild(new House());
 dreamHouse.x = game.width / 2;
 dreamHouse.y = game.height / 2;
 // Sample decorations
 var decorationTypes = ['tree', 'flower', 'fence'];
 // Function to add random decoration
 function addRandomDecoration() {
-  var randomDecorationType = decorationTypes[Math.floor(Math.random() * decorationTypes.length)];
-  dreamHouse.addDecoration(randomDecorationType);
+	var randomDecorationType = decorationTypes[Math.floor(Math.random() * decorationTypes.length)];
+	dreamHouse.addDecoration(randomDecorationType);
 }
 // Add a simple GUI button for adding decorations
 var addButton = LK.gui.bottom.addChild(new Text2('Add Decoration', {
-  size: 50,
-  fill: "#ffffff"
+	size: 50,
+	fill: "#ffffff"
 }));
 addButton.anchor.set(0.5, 1); // Center at bottom
 addButton.y = -20; // Slightly above the bottom edge
 // Handle touch on the add button
 addButton.down = function (x, y, obj) {
-  addRandomDecoration();
+	addRandomDecoration();
 };
 // Update the game state
 game.update = function () {
-  // This could include logic for automatically adding decorations or other game mechanics
+	// This could include logic for automatically adding decorations or other game mechanics
 };
 // Note: This is a simplified example. In a full game, you would likely have more complex logic for selecting and placing decorations, managing game state, and possibly saving/loading player progress.
\ No newline at end of file