private void viewCurrentMonthCalculationToolStripMenuItem_Click(object sender, EventArgs e)
{
Calculation ca = new Calculation("");
ca.ShowDialog();
}
private void lastMonthTransactionToolStripMenuItem_Click(object sender, EventArgs e)
{
Calculation ca = new Calculation("last");
ca.ShowDialog();
}
private void button5_Click(object sender, EventArgs e)
{
Calculation cal = new Calculation();
cal.ShowDialog();
}