private void SearchPublisher_Click(object sender, EventArgs e)
{
ButtonState = 5;
AllBackground.Hide();
ISBNBackground.Hide();
NameBackground.Hide();
AuthorBackground.Hide();
PublisherBackgound.Show();
LabelBackground.Hide();
SearchAll.ForeColor = Color.FromArgb(26, 148, 129);
SearchAll.BackColor = Color.Transparent;
SearchISBN.ForeColor = Color.FromArgb(26, 148, 129);
SearchISBN.BackColor = Color.Transparent;
SearchName.ForeColor = Color.FromArgb(26, 148, 129);
SearchName.BackColor = Color.Transparent;
SearchAuthor.ForeColor = Color.FromArgb(26, 148, 129);
SearchAuthor.BackColor = Color.Transparent;
SearchPublisher.ForeColor = Color.White;
SearchPublisher.BackColor = Color.FromArgb(26, 148, 129);
LabelButton.ForeColor = Color.FromArgb(26, 148, 129);
LabelButton.BackColor = Color.Transparent;
}
