+which is the best supported for the current platform (currently wxDP\_SPIN
+under Windows and wxDP\_DROPDOWN elsewhere).}
+\twocolitem{\windowstyle{wxDP\_ALLOWNONE}}{With this style, the control allows
+the user to not enter any valid date at all. Without it -- which is by default
+-- the control always has some valid date.}
+\twocolitem{\windowstyle{wxDP\_SHOWCENTURY}}{Forces display of the century in
+the default date format. Without this flas the century could be displayed or
+not depending on the default date representation in the system.}