protected void SupplierGridView_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
GridViewRow row = SupplierGridView.Rows[e.RowIndex];
int SupplierID = Convert.ToInt32(SupplierGridView.DataKeys[e.RowIndex].Values[0]);
//string name = (row.FindControl("Textbox1") as TextBox).Text;
string address = (row.FindControl("Textbox2") as TextBox).Text;
string phone = (row.FindControl("Textbox3") as TextBox).Text;
SupplierBizLogic.UpdateSupplier(SupplierID, address, phone);
SupplierGridView.EditIndex = -1;
this.BindGrid();
}