private void btnStockProducto_Click(object sender, EventArgs e)
{
FormStockProductos prod = new FormStockProductos();
prod.Show();
}
private void reporteStockDeProductosToolStripMenuItem_Click(object sender, EventArgs e)
{
FormStockProductos childForm = new FormStockProductos();
childForm.MdiParent = this;
childForm.Show();
}