\newcommand{\terminal}[1]{#1}
\newcommand{\browser}[1]{#1}
\newcommand{\foreignCode}[1]{#1}

\newenvironment{fileblock}{}{}

\definecolor{fileboxborder}{gray}{0.5}
\definecolor{fileboxbackground}{gray}{0.9}
\definecolor{noskipbackground}{gray}{0.5}
\definecolor{noskipforeground}{gray}{1}

\newcommand{\fileblockFiletitle}[1]{\fcolorbox{fileboxborder}{fileboxbackground}{\makebox[\textwidth][r]{#1}}}
\newcommand{\fileblockFilename}[1]{#1}

\newenvironment{fileblockFilecontent}{}{}

\newsavebox{\noskipbox}
\newenvironment{noskip}
  {
   \begin{lrbox}{\noskipbox}%
   \begin{minipage}{\dimexpr\columnwidth-2\fboxsep\relax}
   \bfseries
   \begingroup\color{noskipforeground}}
  {\endgroup\upshape\end{minipage}\end{lrbox}%
   \medskip
   \begin{center}
   \colorbox{noskipbackground}{\usebox{\noskipbox}}
   \end{center}\medskip}