for (var i = 0; i < 8; i++) { game.cat.state[1][i] = new Image(); game.cat.state[2][i] = new Image(); game.cat.state[1][i].src = 'assets/sprites/cat0/run/left/Run(' + i + ').png'; game.cat.state[2][i].src = game.cat.state[1][i].src; }