\twocolitem{{\bf wxYES\_NO}}{Show Yes and No buttons.}
\twocolitem{{\bf wxYES\_DEFAULT}}{Used with {\bf wxYES\_NO}, makes {\bf Yes} button the default - which is the default behaviour.}
\twocolitem{{\bf wxNO\_DEFAULT}}{Used with {\bf wxYES\_NO}, makes {\bf No} button the default.}
\twocolitem{{\bf wxYES\_NO}}{Show Yes and No buttons.}
\twocolitem{{\bf wxYES\_DEFAULT}}{Used with {\bf wxYES\_NO}, makes {\bf Yes} button the default - which is the default behaviour.}
\twocolitem{{\bf wxNO\_DEFAULT}}{Used with {\bf wxYES\_NO}, makes {\bf No} button the default.}