if($this.scene.state() == "PLAY"){

    $this.x_spacer = 150;
    $this.y_spacer = 50;
    $this.tileDist = 100;

    $this.allTiles=[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0];


    for(var x=1; x<=4; x++){
        for(var y=0;y<=3;y++){
            var tileNum = x+y*4;
            if(tileNum <16){
                var tile = $this.findName("tile"+tileNum);
                tile.x(x*$this.tileDist+$this.x_spacer);
                tile.y(y*$this.tileDist+$this.tileDist+$this.y_spacer);
            }
        }
    }
    for (var shuffle=0;shuffle<500;shuffle++){
        var tileNum = Math.round(random(15,1));
        $this.scene.checkMove(tileNum);
    }
}