private void btnAddItemType_Click(object sender, EventArgs e)
        {
            //frmAddItemType frmItemType = new frmAddItemType();
            //frmItemType.ShowDialog();
            frmItemManagement objItemManagement = new frmItemManagement();

            objItemManagement.ShowDialog();
        }
        private void manageItemToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmItemManagement im = new frmItemManagement();

            im.ShowDialog();
        }