% reworked from http://tex.stackexchange.com/questions/26181/create-context-sensitive-headings

\newcommand{\currentlevel}{}

\newcommand{\leveldown}%
{   
    \ifthenelse{\equal{\currentlevel}{sp}}%
    {\renewcommand{\currentlevel}{sp}}{}%    
    \ifthenelse{\equal{\currentlevel}{p}}%
    {\renewcommand{\currentlevel}{sp}}{}%    
    \ifthenelse{\equal{\currentlevel}{sss}}%
    {\renewcommand{\currentlevel}{p}}{}%    
    \ifthenelse{\equal{\currentlevel}{ss}}%
    {\renewcommand{\currentlevel}{sss}}{}%    
    \ifthenelse{\equal{\currentlevel}{s}}%
    {\renewcommand{\currentlevel}{ss}}{}%
    \ifthenelse{\equal{\currentlevel}{c}}%
    {\renewcommand{\currentlevel}{s}}{}%
}

\newcommand{\levelup}%
{
    \ifthenelse{\equal{\currentlevel}{c}}%
    {\renewcommand{\currentlevel}{c}}{}%
    \ifthenelse{\equal{\currentlevel}{s}}%
    {\renewcommand{\currentlevel}{c}}{}%
    \ifthenelse{\equal{\currentlevel}{ss}}%
    {\renewcommand{\currentlevel}{s}}{}%
    \ifthenelse{\equal{\currentlevel}{sss}}%
    {\renewcommand{\currentlevel}{ss}}{}
    \ifthenelse{\equal{\currentlevel}{p}}%
    {\renewcommand{\currentlevel}{sss}}{}
    \ifthenelse{\equal{\currentlevel}{sp}}%
    {\renewcommand{\currentlevel}{p}}{}%
}

\newcommand{\myheading}[1]%
{   \ifthenelse{\equal{\currentlevel}{c}}%
    {\chapter{#1}}{}%
    \ifthenelse{\equal{\currentlevel}{s}}%
    {\section{#1}}{}%
    \ifthenelse{\equal{\currentlevel}{ss}}%
    {\subsection{#1}}{}%
    \ifthenelse{\equal{\currentlevel}{sss}}%
    {\subsubsection{#1}}{}%
    \ifthenelse{\equal{\currentlevel}{p}}%
    {\myparagraph{#1}}{}%
    \ifthenelse{\equal{\currentlevel}{sp}}%
    {\mysubparagraph{#1}}{}%
}

\newcommand{\newchapter}[1]{\chapter{#1}\renewcommand{\currentlevel}{c}}
\newcommand{\newsection}[1]{\section{#1}\renewcommand{\currentlevel}{s}}
\newcommand{\newsubection}[1]{\subsection{#1}\renewcommand{\currentlevel}{ss}}
\newcommand{\newsubsubection}[1]{\subsubsection{#1}\renewcommand{\currentlevel}{sss}}
\newcommand{\newparagraph}[1]{\myparagraph{#1}\renewcommand{\currentlevel}{p}}
\newcommand{\newsubparagraph}[1]{\mysubparagraph{#1}\renewcommand{\currentlevel}{sp}}