/**** 
* Classes
****/
// Disc class for the game pieces
var Disc = Container.expand(function (player) {
	var self = Container.call(this);
	self.player = player;
	var discGraphics = self.attachAsset(player.color, {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// Grid class for the game board
var Grid = Container.expand(function () {
	var self = Container.call(this);
	self.cells = [];
	for (var row = 0; row < 6; row++) {
		self.cells[row] = [];
		for (var col = 0; col < 7; col++) {
			self.cells[row][col] = null; // Initialize all cells as empty
		}
	}
	// Method to add a disc to the grid
	self.addDisc = function (col, player) {
		for (var row = 5; row >= 0; row--) {
			if (!self.cells[row][col]) {
				var disc = new Disc(player);
				disc.x = col * 220 + 360; // Calculate x position based on column
				disc.y = row * 220 + 310; // Calculate y position based on row
				self.cells[row][col] = disc;
				game.addChild(disc);
				return true; // Return true if a disc was successfully added
			}
		}
		return false; // Return false if the column is full
	};
	self.checkWin = function () {
		for (var row = 0; row < 6; row++) {
			for (var col = 0; col < 7; col++) {
				if (self.cells[row][col]) {
					var player = self.cells[row][col].player;
					// Check horizontally
					if (col <= 3 && self.cells[row][col + 1] && self.cells[row][col + 1].player === player && self.cells[row][col + 2] && self.cells[row][col + 2].player === player && self.cells[row][col + 3] && self.cells[row][col + 3].player === player) {
						return player;
					}
					// Check vertically
					if (row <= 2 && self.cells[row + 1][col] && self.cells[row + 1][col].player === player && self.cells[row + 2][col] && self.cells[row + 2][col].player === player && self.cells[row + 3][col] && self.cells[row + 3][col].player === player) {
						return player;
					}
					// Check diagonally (bottom-left to top-right)
					if (row >= 3 && col <= 3 && self.cells[row - 1][col + 1] && self.cells[row - 1][col + 1].player === player && self.cells[row - 2][col + 2] && self.cells[row - 2][col + 2].player === player && self.cells[row - 3][col + 3] && self.cells[row - 3][col + 3].player === player) {
						return player;
					}
					// Check diagonally (top-left to bottom-right)
					if (row <= 2 && col <= 3 && self.cells[row + 1][col + 1] && self.cells[row + 1][col + 1].player === player && self.cells[row + 2][col + 2] && self.cells[row + 2][col + 2].player === player && self.cells[row + 3][col + 3] && self.cells[row + 3][col + 3].player === player) {
						return player;
					}
				}
			}
		}
		return null;
	};
});
var Player = Container.expand(function (color) {
	var self = Container.call(this);
	self.color = color;
	self.score = 0;
	self.addScore = function () {
		self.score++;
	};
});

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

/**** 
* Game Code
****/
// Initialize the game board
var grid = new Grid();
game.addChild(grid);
// Create the players
var players = [new Player('redDisc'), new Player('yellowDisc')];
// Current player's turn: 0 for red, 1 for yellow
var currentPlayer = 0;
// Handle touch events to add discs to the grid
game.on('down', function (obj) {
	var event = obj.event;
	var pos = event.getLocalPosition(game);
	var col = Math.floor((pos.x - 305) / 220); // Calculate column based on touch position
	if (col >= 0 && col < 7) {
		if (grid.addDisc(col, players[currentPlayer])) {
			currentPlayer = (currentPlayer + 1) % 2; // Switch player only if a disc was successfully added
		}
	}
});
// Main game loop
LK.on('tick', function () {
	// Game logic updates, such as checking for win conditions, go here
	grid.checkWin();
});

===================================================================
--- original.js
+++ change.js
@@ -33,28 +33,28 @@
 			}
 		}
 		return false; // Return false if the column is full
 	};
-	// Method to check for a win condition
 	self.checkWin = function () {
 		for (var row = 0; row < 6; row++) {
 			for (var col = 0; col < 7; col++) {
 				if (self.cells[row][col]) {
-					var color = self.cells[row][col].player.color;
+					var player = self.cells[row][col].player;
 					// Check horizontally
-					if (col <= 3 && self.cells[row][col + 1] && self.cells[row][col + 2] && self.cells[row][col + 3] && color === self.cells[row][col + 1].player.color && color === self.cells[row][col + 2].player.color && color === self.cells[row][col + 3].player.color) {
-						return color;
+					if (col <= 3 && self.cells[row][col + 1] && self.cells[row][col + 1].player === player && self.cells[row][col + 2] && self.cells[row][col + 2].player === player && self.cells[row][col + 3] && self.cells[row][col + 3].player === player) {
+						return player;
 					}
 					// Check vertically
-					if (row <= 2 && color === self.cells[row + 1][col].player.color && color === self.cells[row + 2][col].player.color && color === self.cells[row + 3][col].player.color) {
-						return color;
+					if (row <= 2 && self.cells[row + 1][col] && self.cells[row + 1][col].player === player && self.cells[row + 2][col] && self.cells[row + 2][col].player === player && self.cells[row + 3][col] && self.cells[row + 3][col].player === player) {
+						return player;
 					}
-					// Check diagonally
-					if (col <= 3 && row <= 2 && color === self.cells[row + 1][col + 1].player.color && color === self.cells[row + 2][col + 2].player.color && color === self.cells[row + 3][col + 3].player.color) {
-						return color;
+					// Check diagonally (bottom-left to top-right)
+					if (row >= 3 && col <= 3 && self.cells[row - 1][col + 1] && self.cells[row - 1][col + 1].player === player && self.cells[row - 2][col + 2] && self.cells[row - 2][col + 2].player === player && self.cells[row - 3][col + 3] && self.cells[row - 3][col + 3].player === player) {
+						return player;
 					}
-					if (col >= 3 && row <= 2 && color === self.cells[row + 1][col - 1].player.color && color === self.cells[row + 2][col - 2].player.color && color === self.cells[row + 3][col - 3].player.color) {
-						return color;
+					// Check diagonally (top-left to bottom-right)
+					if (row <= 2 && col <= 3 && self.cells[row + 1][col + 1] && self.cells[row + 1][col + 1].player === player && self.cells[row + 2][col + 2] && self.cells[row + 2][col + 2].player === player && self.cells[row + 3][col + 3] && self.cells[row + 3][col + 3].player === player) {
+						return player;
 					}
 				}
 			}
 		}