c# mini komutlar(püf nokta)

Popup Pencerede bir mesaj çıkarmak

protected void Button2_Click(object sender, EventArgs e)
{
    //Page.ClientScript.RegisterStartupScript(GetType(), "msgbox", "alert('FiveDot File uploaded successfully'); alert('TwoDot File uploaded successfully');", true);
    Page.ClientScript.RegisterStartupScript(GetType(), "msgbox", "alert('FiveDot File uploaded successfully');", true);
}