ID_AUTO_RENEW
SendMessage(mainwin, WM_COMMAND, MAKEWPARAM(ID_AUTO_RENEW, 1), 0);
CheckMenuItem(m_hMenu, ID_AUTO_RENEW, MF_UNCHECKED);
CheckMenuItem(m_hMenu, ID_AUTO_RENEW, MF_CHECKED);
menu->AppendMenu(nFlags, ID_AUTO_RENEW, "&Automatic Ticket Renewal");
ON_COMMAND(ID_AUTO_RENEW, OnAutoRenew)
ON_UPDATE_COMMAND_UI(ID_AUTO_RENEW, OnUpdateAutoRenew)