Get direction from bearing.

get_direction.js

  //
  // Get direction
  //
  this.getDirectionFromBearing = function(bearing) {
     if (bearing > 330 || bearing <= 15) {
        return "N";
     } else if (bearing > 15 || bearing <= 60) {
        return "NE";
     } else if (bearing > 60 || bearing <= 105) {
        return "E";
     } else if (bearing > 105|| bearing <= 150) {
        return "SE";
     } else if (bearing > 150 || bearing <= 195) {
        return "S";
     } else if (bearing > 195 || bearing <= 240) {
        return "SW";
     } else if (bearing > 240 || bearing <= 285) {
        return "W";
     } else if (bearing > 285 || bearing <= 330) {
        return "NW";
     }
  }