var app = {

      initialize: function()

    {

    this.bindEvents();

    },

      bindEvents: function ()

    {

    document.addEventListener('deviceready',this.onDeviceReady(),
    false)},
      onDeviceReady: function () {

        canvas.width = window.innerWidth;

        canvas.height = window.innerHeight;

    window.addEventListener('touchstart', function(event){

    console.log(event.touches);

          touchX = event.touches[0].pageX;

          touchY = event.touches[0].pageY;

          console.log(touchX, touchY);

          if (touchX <= button1.x + button1.width && touchX >= button1.x)
    {
            if (touchY <= button1.y + button1.height && touchY >=
    button1.y) {
                check = 1;  // Everything is fine until here.
                bluetoothSerial.isEnabled(success(), fail()); // the code
    here and below here is never executed.
                c.font = "80px Arial";
                c.fillText("here",50,50);
        }
      }

serialBluetooth is not defined error.