//saves everything for the workshop file
        private void SaveWorkshop_Click(object sender, EventArgs e)
        {
            WorkshopForm active = ((WorkshopForm)ActiveMdiChild);

            //determines if an existing file is being saved
            if (active != null)
            {
                active.SaveWkShop();
            }

            else
            {
                MessageBox.Show("You must open a new or existing file before saving", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }