private void btn_sair_Click(object sender, EventArgs e)
{
loginpage begin = new loginpage();
this.Visible = false;
begin.ShowDialog();
}
private void timer1_Tick(object sender, EventArgs e)
{
if (pgb_1.Value < 100)
{
pgb_1.Value += 2;
lbl_progressbar.Text = pgb_1.Value.ToString() + "%";
}
else
{
tmr_form1.Enabled = false;
this.Visible = false;
loginpage begin = new loginpage();
begin.ShowDialog();
}
}