-\twocolitem{\windowstyle{wxTB\_NODIVIDER}}{Specifies no divider above the toolbar; by default it is shown. Windows only.}
-\twocolitem{\windowstyle{wxTB\_NOALIGN}}{Specifies no alignment with the parent window. Windows only.}
+\twocolitem{\windowstyle{wxTB\_NODIVIDER}}{Specifies no divider (border) above the toolbar (Windows only).}
+\twocolitem{\windowstyle{wxTB\_NOALIGN}}{Specifies no alignment with the parent window (Windows only, not very useful).}
+\twocolitem{\windowstyle{wxTB\_HORZ\_LAYOUT}}{Show the text and the icons alongside, not vertically stacked (Windows and GTK
+2 only). This style must be used with wxTB\_TEXT.}
+\twocolitem{\windowstyle{wxTB\_HORZ\_TEXT}}{Combination of wxTB\_HORZ\_LAYOUT and wxTB\_TEXT.}