/// <summary>
/// Handles the Click event of the btnSave control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
protected void btnSave_Click(object sender, EventArgs e)
{
EntityTypeService entityTypeService = new EntityTypeService();
EntityType entityType = entityTypeService.Get(int.Parse(hfEntityTypeId.Value));
entityType.FriendlyName = tbFriendlyName.Text;
entityTypeService.Save(entityType, CurrentPersonId);
BindGrid();
pnlDetails.Visible = false;
pnlList.Visible = true;
hfEntityTypeId.Value = string.Empty;
}