docs: public String getProperties(String strCommand, Map<String,Object> properties)
      {
          int iIndex = strCommand.indexOf('=');
          if (iIndex != -1)
          {
              if (this.getParentScreen().getTask() != null)
              	Util.parseArgs(properties, strCommand);
              if (properties.get(DBParams.COMMAND) != null)
                  strCommand = (String)properties.get(DBParams.COMMAND);
          }
          return strCommand;
      }