public static void DoInvite(string GroupMemberID, string type)
    {
        MF_GroupMember GroupMember = new MF_GroupMember();

        GroupMember.GroupMemberID = -1;
        GroupMember.FillSelf(MF_GroupMember.M_GroupMemberID + "=(" + GroupMemberID + ")");
        if (GroupMember.GroupMemberID > 0)
        {
            if (type == "ok")
            {
                GroupMember.Status = 1;
                GroupMember.OPTag  = MyFramework.EDBOperationTag.Update;
                GroupMember.DB_UpdateEntity();

                MF_Group myGroup = new MF_Group();
                myGroup.FillSelf(MF_Group.M_UserID + "=(" + GroupMember.UserID + ")");
                MF_GroupMember myGroupmember = new MF_GroupMember();
                myGroupmember.UserID   = GroupMember.MyID;
                myGroupmember.UserName = GroupMember.MyName;
                myGroupmember.MyID     = GroupMember.UserID;
                myGroupmember.MyName   = GroupMember.UserName;
                myGroupmember.Status   = 1;
                myGroupmember.GroupID  = myGroup.GroupID;
                myGroupmember.OPTag    = MyFramework.EDBOperationTag.AddNew;
                myGroupmember.DB_InsertEntity();
            }
            else
            {
                GroupMember.OPTag = MyFramework.EDBOperationTag.Delete;
                GroupMember.DB_DeleteEntity();
            }
        }
    }
    protected void addBtn_Click(object sender, EventArgs e)
    {
        MF_User friend = new MF_User();

        friend.UserID = -1;
        friend.FillSelf(MF_User.M_Username + "=(" + this.txtUserName.Text + ")");
        if (friend.UserID > 0)
        {
            MF_GroupMember mgm = new MF_GroupMember();
            mgm.GroupMemberID = -1;
            mgm.FillSelf(MF_GroupMember.M_UserID + "=(" + friend.UserID.ToString() + ")");
            if (mgm.GroupMemberID > 0)
            {
                if (mgm.Status == 1)
                {
                    Response.Write("<script language=javascript>alert('" + this.txtUserName.Text + "已经是您的好友!');</script>");
                }
                else
                {
                    Response.Write("<script language=javascript>alert('" + this.txtUserName.Text + "已经被您的好友,请等待好友反馈!');</script>");
                }
            }
            else
            {
                MF_Group Group = new MF_Group();
                Group.GroupID = -1;
                Group.FillSelf(MF_Group.M_UserID + "=(" + this.CurrentUser.UserID.ToString() + ")");

                MF_GroupMember gm = new MF_GroupMember();
                gm.Status   = 2;
                gm.UserID   = friend.UserID;
                gm.UserName = friend.Username;
                gm.GroupID  = Group.GroupID;
                gm.MyID     = this.CurrentUser.UserID;
                gm.MyName   = this.CurrentUser.Username;
                gm.OPTag    = MyFramework.EDBOperationTag.AddNew;
                gm.DB_InsertEntity();
                Response.Write("<script language=javascript>alert('添加成功,等待好友反馈!');</script>");
            }
        }
        else
        {
            Response.Write("<script language=javascript>alert('请输入正确的用户名');</script>");
        }
    }