===================================================================
--- original.js
+++ change.js
@@ -13,25 +13,20 @@
 	self.cellSize = 160;
 	self.spacing = 10;
 	self.gridWidth = self.cellSize * self.cols + self.spacing * (self.cols - 1);
 	self.gridHeight = self.cellSize * self.rows + self.spacing * (self.rows - 1);
-	self.memes = [];
 	self.createGrid = function () {
 		for (var row = 0; row < self.rows; row++) {
-			self.memes[row] = [];
 			for (var col = 0; col < self.cols; col++) {
 				var cell = self.attachAsset('cuadricula', {
 					anchorX: 0,
 					anchorY: 0
 				});
 				cell.x = col * (self.cellSize + self.spacing);
 				cell.y = row * (self.cellSize + self.spacing);
 				var meme = new Meme();
-				meme.row = row;
-				meme.col = col;
 				meme.x = cell.x + self.cellSize / 2;
 				meme.y = cell.y + self.cellSize / 2;
-				self.memes[row][col] = meme;
 				self.addChild(meme);
 			}
 		}
 	};
@@ -40,66 +35,17 @@
 });
 var Meme = Container.expand(function () {
 	var self = Container.call(this);
 	self.value = Math.floor(Math.random() * 5) + 1;
-	self.row = 0;
-	self.col = 0;
-	self.memeGraphic = self.attachAsset('meme' + self.value, {
+	var memeGraphic = self.attachAsset('meme' + self.value, {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	self.swap = function (otherMeme) {
-		// Store original positions
-		var myX = self.x;
-		var myY = self.y;
-		var otherX = otherMeme.x;
-		var otherY = otherMeme.y;
-		// Animate the swap
-		tween(self, {
-			x: otherX,
-			y: otherY
-		}, {
-			duration: 300,
-			easing: tween.easeInOut
-		});
-		tween(otherMeme, {
-			x: myX,
-			y: myY
-		}, {
-			duration: 300,
-			easing: tween.easeInOut
-		});
-		// Swap grid positions
-		var tempRow = self.row;
-		var tempCol = self.col;
-		self.row = otherMeme.row;
-		self.col = otherMeme.col;
-		otherMeme.row = tempRow;
-		otherMeme.col = tempCol;
-	};
-	self.down = function (x, y, obj) {
-		game.selectedMeme = self;
-	};
-	self.up = function (x, y, obj) {
-		if (!game.selectedMeme) {
-			return;
-		}
-		// If this is a different meme than the selected one
-		if (game.selectedMeme !== self) {
-			// Check if this meme is adjacent to the selected one
-			if (self.isAdjacent(game.selectedMeme)) {
-				self.swap(game.selectedMeme);
-			}
-		}
-		game.selectedMeme = null;
-	};
-	self.isAdjacent = function (otherMeme) {
-		// Check if the other meme is laterally or above adjacent
-		var rowDiff = Math.abs(self.row - otherMeme.row);
-		var colDiff = Math.abs(self.col - otherMeme.col);
-		// Adjacent horizontally or vertically (but not diagonally)
-		return rowDiff === 1 && colDiff === 0 || rowDiff === 0 && colDiff === 1;
-	};
+	// Make meme interactive
+	self.interactive = true;
+	self.buttonMode = true;
+	// Add hit area to make touch detection more accurate
+	self.hitArea = new Rectangle(-70, -70, 140, 140);
 	return self;
 });
 
 /**** 
@@ -115,7 +61,52 @@
 var grid = new Grid();
 grid.x = (2048 - grid.gridWidth) / 2;
 grid.y = (2732 - grid.gridHeight) / 2;
 game.addChild(grid);
-game.selectedMeme = null;
-;
-;
\ No newline at end of file
+var selectedMeme = null;
+var lastSelectedPosition = null;
+game.down = function (x, y, obj) {
+	if (!obj.target || !(obj.target instanceof Meme)) {
+		return;
+	}
+	var meme = obj.target;
+	if (!selectedMeme) {
+		selectedMeme = meme;
+		lastSelectedPosition = {
+			x: meme.x,
+			y: meme.y
+		};
+	} else {
+		// Check if the second meme is adjacent to the first one
+		var dx = Math.abs(meme.x - selectedMeme.x);
+		var dy = Math.abs(meme.y - selectedMeme.y);
+		var cellWithSpacing = grid.cellSize + grid.spacing;
+		// Adjacent horizontally or vertically (not diagonally)
+		var isAdjacent = dx === cellWithSpacing && dy === 0 || dx === 0 && dy === cellWithSpacing;
+		if (isAdjacent) {
+			// Swap positions using tween for animation
+			var memePos = {
+				x: meme.x,
+				y: meme.y
+			};
+			// Animate first meme to second position
+			tween(selectedMeme, {
+				x: memePos.x,
+				y: memePos.y
+			}, {
+				duration: 300,
+				easing: tween.easeOutQuad
+			});
+			// Animate second meme to first position
+			tween(meme, {
+				x: lastSelectedPosition.x,
+				y: lastSelectedPosition.y
+			}, {
+				duration: 300,
+				easing: tween.easeOutQuad
+			});
+		}
+		// Reset selection
+		selectedMeme = null;
+		lastSelectedPosition = null;
+	}
+};
\ No newline at end of file