show choice above window hud

[pasunna]

hi
I edit some simple plugin to create hud
http://gameface101.forumotion.com/t2037-simple-hud-plugin

but found out that it's use same window layer as show text hud
can I change it's layer or insert it in another layer
because I want to use the show choice for player
and it just blend with my hud
thank you

//--------------------------------------------------------------------------------
// Window HUD
//--------------------------------------------------------------------------------
  function Window_HUD() { // Set function call initialize before object is created.
    this.initialize.apply(this, arguments);
  }
  // Inherit parrent class functions.
  Window_HUD.prototype = Object.create(Window_Base.prototype);
  Window_HUD.prototype.constructor = Window_HUD;
  // class variables
  //------------------------------------------
  // Initialize Window HUD object
  //------------------------------------------
  Window_HUD.prototype.initialize = function(x, y) {
    Window_Base.prototype.initialize.call(this, 0, 0, Graphics.boxWidth, 480);//Graphics.boxHeight); // *super()
    //this.opacity = 0;
    this._updateWait = 0;
    this.refresh(); // refresh window contients.
    this.activate(); // *@active = true
  };