/// <summary>
/// addbutton method to add values to the database
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddButton(object sender, EventArgs e)
{
AddDataToEmployee();
user.AddEmployeeBAL(em);
DataTable dt = new DataTable();
dt = user.GetData();
empGrid.DataSource = dt;
ClearData();
}