using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace WindowsFormsApp1 { public partial class DannyeAdd : Form { public DannyeAdd() { InitializeComponent(); } private void comboBox1_SelectedIndexChanged(object sender, EventArgs e) { } private void button3_Click(object sender, EventArgs e) { Form m = new Main(); m.Show(); this.Hide(); } } }