private void btRechargeByCardID_Click(object sender, EventArgs e)
{
PrintCardServiceSOAP.PrintCardServiceClient client = new PrintCardServiceSOAP.PrintCardServiceClient();
client.RechargePrinterQuota(Int32.Parse(cbCardIDs.SelectedItem.ToString()), Convert.ToDouble(cbAmountByCardID.SelectedItem));
}
private void btRechargeByUsername_Click(object sender, EventArgs e)
{
PrintCardServiceSOAP.PrintCardServiceClient client = new PrintCardServiceSOAP.PrintCardServiceClient();
client.RechargeByUserName(cbUsernames.SelectedItem.ToString(), Convert.ToDouble(cbAmoutByUsername.SelectedItem));
}