protected void BT_Viewall_Click(object sender, EventArgs e)
        {
            OleDbConnection  con = new OleDbConnection("Provider = Microsoft.Jet.OLEDB.4.0; Data Source = E:/NET Project/Telemarketing/Database/Basic_Details.mdb");
            OleDbDataAdapter da  = new OleDbDataAdapter();
            DataSet          ds  = new DataSet();

            da.SelectCommand            = new OleDbCommand("Select * from Emp_Details", con);
            da.SelectCommand.Connection = con;
            con.Open();
            ds.Clear();
            da.Fill(ds);
            Emp_GView.DataSource = ds.Tables[0];
            Emp_GView.DataBind();
        }
 protected void BT_Clear_Click(object sender, EventArgs e)
 {
     TB_EmpID.Text        = "";
     Emp_GView.DataSource = null;
     Emp_GView.DataBind();
 }