public void Db_listClick(object sender, EventArgs e)
		{
			StreamReader db = new StreamReader(@"tables.tbl", Encoding.Default);
			string rdb;
			while ((rdb = db.ReadLine()) != null)
			{
				db_list.Items.Add(rdb);
			}
			db.Close();
		}

		void Ok_dbClick(object sender, EventArgs e)
		{
			table = db_list.SelectedItem.ToString();
			try
			{
				con = new SqlConnection("Server=server_name;Database=db_name;Integrated security=SSPI");
				if(con.State != ConnectionState.Open)
					con.Open();
				da = new SqlDataAdapter("select top 100 * from "+table, con);
				cb = new SqlCommandBuilder(da);
				ds = new DataSet();
				da.Fill(ds, table);
				mf.dataGridView1.DataSource = ds.Tables[0];
				this.Close();
			}
			catch
			{
				MessageBox.Show("Не выбрана таблица!!! Нажмите на кнопку 'Выбор таблицы'!","Ошибка отображения данных!");
			}
			
		}

	public partial class MainForm : Form
	{
		public MainForm()
		{
			//
			// The InitializeComponent() call is required for Windows Forms designer support.
			//
			InitializeComponent();
			
		}
			
/*			public SqlConnection con;
			public SqlDataAdapter da;
			public SqlCommandBuilder cb;
			public DataSet ds;
*/			
			//
			// TODO: Add constructor code after the InitializeComponent() call.
			//
		
		
		void Conn_btnClick(object sender, EventArgs e)
		{
			OpDB fopdb = new OpDB();
			fopdb.Show();
		}