/// <summary>
        /// Deletes security entry.
        /// </summary>
        /// <param name="securityID"></param>
        public void DeleteSecurityEntry(string securityID)
        {
            switch(m_DB_Type)
            {
                #region DB_Type.XML

                    case DB_Type.XML:
                        using(DataView dv = new DataView(dsSecurity.Tables["Security_List"])){
                            dv.RowFilter = "SecurityID='" + securityID + "'";

                            if(dv.Count > 0){
                                dsSecurity.Tables["Security_List"].Rows.Remove(dv[0].Row);
                            }

                            dsSecurity.WriteXml(m_DataPath + "Security.xml",XmlWriteMode.IgnoreSchema);
                        }
                        break;

                    #endregion

                #region DB_Type.MSSQL

                    case DB_Type.MSSQL:
                        using(WSqlCommand sqlCmd = new WSqlCommand(m_ConStr,"lspr_DeleteSecurityEntry")){
                            sqlCmd.AddParameter("@SecurityID" ,SqlDbType.UniqueIdentifier,securityID);

                            DataSet ds = sqlCmd.Execute();
                        }
                        break;

                    #endregion

                #region DB_Type.WebServices

                case DB_Type.WebServices:
                    using(RemoteAdmin eng = new RemoteAdmin()){
                        _Core.InitWebService(m_WebServicesUrl,m_WebServicesPwd,m_WebServicesUser,eng);

                        eng.DeleteSecurityEntry(securityID);
                    }
                    break;

                #endregion
            }
        }