protected void deleteLinkButton_Click(object sender, EventArgs e)
        {
            try
            {
                LinkButton lnkBtn = (LinkButton)sender;
                GridViewRow row = (GridViewRow)lnkBtn.NamingContainer;

                AppMenuBLL appMenu = new AppMenuBLL();
                string status = appMenu.DeleteMenuGroupById(menuGroupListGridView.Rows[row.RowIndex].Cells[0].Text.ToString(), "False");

                if (status == "Deleted")
                {
                    MyAlertBox("alert(\"Menu Group Deleted Successfully.\"); window.location=\"/UI/AppMenu/MenuGroupList.aspx\"");
                }
                else
                {
                    MyAlertBox("alert(\"This Menu Group contains " + status + " child(s). You can't delete this Menu Group. You must move the child(s) first to another menu group.\"); window.location=\"/UI/AppMenu/MenuGroupList.aspx\"");
                }
            }
            catch (Exception ex)
            {
                msgbox.Visible = true; msgTitleLabel.Text = "Exception!!!"; msgDetailLabel.Text = ex.Message;
            }
        }