//timers
private void loadWebsite_Tick(object sender, EventArgs e)
{
loadWebsite.Stop();
pictureBox2.Visible = false;
error404 form = new error404();
form.ShowDialog();
}
private void allothertabs_Tick(object sender, EventArgs e)
{
allothertabs.Stop();
pictureBox2.Visible = false;
error404 form = new error404();
form.ShowDialog();
}