\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{sansseriftitles}[2008/03/05 Typesets all titles in sans-serif fonts]

% Report bugs to Manas Tungare, <manas@tungare.name>
% I specifically disclaim all copyright and dedicate this to the public domain.

\def\@makechapterhead#1{%
  \vspace*{50\p@}%
  {\parindent \z@ \raggedright \sffamily
    \ifnum \c@secnumdepth >\m@ne
        \large \bfseries \@chapapp\space \thechapter
        \par\nobreak
        \vskip 10\p@
    \fi
    \interlinepenalty\@M
    \Huge \bfseries #1\par\nobreak
    \vskip 20\p@
  }}

\def\@makeschapterhead#1{%
  \vspace*{50\p@}%
  {\parindent \z@ \raggedright
    \sffamily
    \interlinepenalty\@M
    \Huge\bfseries  #1\par\nobreak
    \vskip 20\p@
  }}

\renewcommand\section{\@startsection {section}{1}{\z@}%
    {-3.5ex \@plus -0.1ex \@minus -.2ex}%
    {0.2ex \@plus.01ex}%
    {\sffamily\large\bfseries}}
\renewcommand\subsection{\@startsection{subsection}{2}{\z@}%
    {-3.25ex\@plus -0.1ex \@minus -.2ex}%
    {0.2ex \@plus .01ex}%
    {\sffamily\normalsize\bfseries}}
\renewcommand\subsubsection{\@startsection{subsubsection}{3}{\z@}%
    {-3.25ex\@plus -0.1ex \@minus -.2ex}%
    {0.2ex \@plus .01ex}%
    {\sffamily\MakeUppercase\small\bfseries}}