public void categoryToolStripMenuItem_Click(object sender, EventArgs e)
 {
     FrmAddCategory childForm = new FrmAddCategory(business);
     childForm.MdiParent = this;
     childForm.Text = "Add or Update a Category "+ childFormNumber++;
     childForm.Show();
 }
 /// <summary>
 /// btnOpenCategoryFrm_Click
 /// Opens an instance of FrmAddCategory
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void btnOpenCategoryFrm_Click(object sender, EventArgs e)
 {
     FrmAddCategory categoryForm = new FrmAddCategory(business);
     categoryForm.MdiParent = this.MdiParent;
     categoryForm.Show();
 }