docs: public void changeParameters()
      {
          //Get the session object
          String string = null;
          String strPreferences = this.getProperty(DBParams.PREFERENCES);   // Changing parameters
          boolean bSetDefault = true;
          if ((strPreferences == null) || (strPreferences.length() == 0))
              bSetDefault = false;    // Set using a URL (vs set using a form)
  
          Application application = (BaseApplication)this.getTask().getApplication();
  
          string = this.getProperty(DBParams.FRAMES);
          if (bSetDefault)
              if (string == null)
                  string = DBConstants.NO;
          if (string != null)
              application.setProperty(DBParams.FRAMES, string);
  
          string = this.getProperty(DBParams.MENUBARS);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.YES;
          if (string != null)
              application.setProperty(DBParams.MENUBARS, string);
  
          string = this.getProperty(DBParams.NAVMENUS);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.NO_ICONS;
          if (string != null)
              application.setProperty(DBParams.NAVMENUS, string);
  
          string = this.getProperty(DBParams.JAVA);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.DEFAULT;        // Changing parameters
          if (string != null)
              application.setProperty(DBParams.JAVA, string);
  
          string = this.getProperty(DBParams.BANNERS);
          if (bSetDefault)
              if (string == null)
                  string = DBConstants.NO;
          if (string != null)
              application.setProperty(DBParams.BANNERS, string);
  
          string = this.getProperty(DBParams.LOGOS);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.HOME_PAGE_ONLY;
          if (string != null)
              application.setProperty(DBParams.LOGOS, string);
  
          string = this.getProperty(DBParams.TRAILERS);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.HOME_PAGE_ONLY;
          if (string != null)
              application.setProperty(DBParams.TRAILERS, string);
  
          string = this.getProperty(DBConstants.SYSTEM_NAME);
          if (string != null)
              application.setProperty(DBConstants.SYSTEM_NAME, string);
  
          string = this.getProperty(DBConstants.MODE);
          if (string != null)
              application.setProperty(DBConstants.MODE, string);
  
          string = this.getProperty(DBParams.LANGUAGE);
          if (bSetDefault)
              if (string == null)
                  string = UserInfoModel.DEFAULT; /** en (english)*/;
          if (string != null)
              application.setLanguage(string);
          
          if (application instanceof MainApplication)
          {   // Always
              ((MainApplication)application).readUserInfo(true, true);   // Flush the new properties
          }
      }