Scene_Battle.prototype.createHelpWindow = function() {
    const rect = this.helpWindowRect();
    this._helpWindow = new Window_Help(rect);
    this._helpWindow.hide();
    this.addWindow(this._helpWindow);
};
// rmmz_scenes.js 第3231行
Scene_Battle.prototype.helpWindowRect = function() {
    const wx = 0;
    const wy = this.helpAreaTop();
    const ww = Graphics.boxWidth;
    const wh = this.helpAreaHeight();
    return new Rectangle(wx, wy, ww, wh);
}; // 可以修改 wx wy ww wh 来调节位置和宽高