private void okButton_Click(object sender, EventArgs e)
{
string connString = "Data Source=" + this.dbIpTextBox.Text + ";Initial Catalog=ZI_DataBase;Persist Security Info=True;" +
"User ID=" + this.dbUserTextBox.Text + ";Password="******"ZI.Properties.Settings.ZI_DataBaseConnectionString", connString);
this.Dispose();
}