const R = 1;
const G = 2;
const B = 4;

var utils = {
  buildColor: function(color) {
    return "rgb(" +
      (255 * (color&R)) + ", " +
      (255 * (color&G)) + ", " +
      (255 * (color&B)) + ")";
  },
  buildAColor: function(color, a) {
    return "rgba(" +
      (255 * (color&R)) + ", " +
      (255 * (color&G)) + ", " +
      (255 * (color&B)) + ", " + a  + ")";
  },
  log: function(msg) {
    dump("+++ " + msg + "\n");
  }
};