\newcommand{\mykw}[1]{{\color{Mahogany}{{\texttt{#1}}}}}
\newcommand{\mysym}[1]{{\color{RoyalBlue}{{\texttt{#1}}}}}
%\newcommand{\mybackslash}{\mbox{$\backslash$}}
\newcommand{\mybackslash}{\mbox{\tt\char'134}}
\newcommand{\mylb}{\mbox{\tt\char'173}}
\newcommand{\myrb}{\mbox{\tt\char'175}}
