} //------------------------------

        //################################END CLASS PrerequisiteSearchOnTextboxList EVENTS####################################

        //##################################TEXTBOX txtSearch EVENTS##########################################################
        //event is raised when the key is up
        protected override void txtSearchKeyUp(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                try
                {
                    this.Cursor = Cursors.WaitCursor;

                    this.SetDataGridViewSource(_specialManager.GetSearchedStudentInformation(_userInfo, ((TextBox)sender).Text, true,
                                                                                             _dateStart, _dateEnd));
                }
                catch (Exception ex)
                {
                    RemoteClient.ProcStatic.ShowErrorDialog(ex.Message, "Error Retrieving Student List");
                }
                finally
                {
                    this.Cursor = Cursors.Arrow;
                }
            }

            base.txtSearchKeyUp(sender, e);
        } //-------------------------