\makepagestyle{myarticle}
\makeevenhead{myarticle}{}{\leftmark}{}
\makeoddhead{myarticle}{}{\rightmark}{}
\makeevenfoot{myarticle}{}{\thepage}{}
\makeoddfoot{myarticle}{}{\thepage}{}
% dette er den smarte del, vi vil ikke
% have a sections etc. forstyrrer headeren
\makepsmarks{myarticle}{
  \clearmark{chapter}
  \clearmark{section}
  \clearmark{subsection}
  \clearmark{subsubsection}
  \clearplainmark{toc}
  \clearplainmark{lot}
  \clearplainmark{lof}
  %...
}