//Add subject button clicked in dashboard
private void button5_Click(object sender, EventArgs e)
{
AddSubject AddSubject = new AddSubject();
AddSubject.Show();
this.Hide();
}
private void btnAddSubject_Click(object sender, EventArgs e)
{
AddSubject frm = new AddSubject()
{
Dock = DockStyle.Fill, TopLevel = false, TopMost = true
};
this.pnlView.Controls.Add(frm);
frm.Show();
}