\subsection*{Other Buttons }%
\label{ssec:other_buttons}
-\index{shortcuts!other windows} buttons
+\index{shortcuts!other windows buttons}
\begin{longtable}[h]{>{\bfseries}p{0.15\textwidth-2\tabcolsep}p{0.25\textwidth-2\tabcolsep}p{0.2\textwidth-2\tabcolsep}p{0.4\textwidth-2\tabcolsep}}
\toprule