private void insertNewBookToolStripMenuItem_Click(object sender, EventArgs e)
{
this.Hide();
var bookInsertForm = new BookAddForm();
bookInsertForm.Show();
}
private void addNewBookToolStripMenuItem_Click(object sender, EventArgs e)
{
var bookInsertForm = new BookAddForm("home");
this.Hide();
bookInsertForm.Show();
}