private void InitLang()
        {
            label1.Text   = LangPack.GetStoredMsg();
            btnAdd.Text   = LangPack.GetAdd();
            btnEdit.Text  = LangPack.GetEdit();
            btnDel.Text   = LangPack.GetDelete();
            btnClose.Text = LangPack.GetClose();
            button1.Text  = LangPack.GetPlay();
            lbTime.Text   = "[0 " + LangPack.GetSec() + "]";

            if (LangPack.IsEng)
            {
                lbNumText.Text = "▶ Stored Message Number :  ";
            }
            else
            {
                lbNumText.Text = "▶ Хадгалагдсан мессежийн дугаар :  ";
            }
        }
        /// <summary>
        /// 저장메시지 Play 버튼 클릭 이벤트
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            if (this.button1.Text == LangPack.GetPlay())
            {
                try
                {
                    ListView.SelectedIndexCollection selText = lvMsg.SelectedIndices;

                    if (selText.Count <= 0)
                    {
                        MessageBox.Show(LangPack.GetMongolian("Please choose the stored message to play."), LangPack.GetMongolian("Sound Play"), MessageBoxButtons.OK, MessageBoxIcon.Warning);
                        return;
                    }

                    if (!(System.IO.File.Exists(Util.file_StoMsgPlay + (lvMsg.Items[selText[0]].Tag as MsgInfo).msgNum + ".wav")))
                    {
                        MessageBox.Show(LangPack.GetMongolian("Sorry! can not play sound because file don't exists."), LangPack.GetMongolian("Sound Play"), MessageBoxButtons.OK, MessageBoxIcon.Error);
                        return;
                    }

                    if (this.sp == null)
                    {
                        this.sp = new SoundPlayer(Util.file_StoMsgPlay + (lvMsg.Items[selText[0]].Tag as MsgInfo).msgNum + ".wav");
                    }
                    else
                    {
                        this.sp.SoundLocation = Util.file_StoMsgPlay + (lvMsg.Items[selText[0]].Tag as MsgInfo).msgNum + ".wav";
                    }

                    this.sp.Play();
                    this.playTD = new Thread(new ParameterizedThreadStart(playMethod));
                    this.playTD.Start((lvMsg.Items[selText[0]].Tag as MsgInfo).msgTime);
                    this.button1.Text = LangPack.GetStop();
                }
                catch (Exception ex)
                {
                    this.button1.Text = LangPack.GetPlay();
                }
            }
            else
            {
                try
                {
                    this.sp.Stop();
                    this.button1.Text = LangPack.GetPlay();

                    if (this.playTD != null)
                    {
                        this.playTD.Abort();
                        this.playTD = null;
                    }
                }
                catch (Exception ex)
                {
                    this.sp           = null;
                    this.button1.Text = LangPack.GetPlay();

                    if (this.playTD != null)
                    {
                        this.playTD.Abort();
                        this.playTD = null;
                    }
                }
            }
        }