public Form12(Form2 f2_)
{
InitializeComponent();
this._f2 = f2_;
connection.ConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\Company\Database1.mdb";
}
private void btn_Search_User_Click(object sender, EventArgs e)
{
Form2 f2 = new Form2();
f2.Show();
}