/// <summary>
 /// 修改佣金
 /// 编写时间:2010-10-3
 /// 创建者:Mickey
 /// </summary>
 /// <param name="id"></param>
 /// <param name="commissionA"></param>
 /// <param name="commissionB"></param>
 /// <param name="commissionC"></param>
 /// <returns></returns>
 public static bool updateCommission(string id, string commissionA, string commissionB, string commissionC)
 {
     if (agentService.updateCommission(id, commissionA, commissionB, commissionC))
     {
         Agent info = agentService.GetAgentByPK(id);
         return(agentService.UpdateLowerCommission(info.RoleId, info.UserName, commissionA));
     }
     else
     {
         return(false);
     }
 }