\newcommand{\tblsbwbox}[4][]{%
\\
  \noindent 
  \colorbox{#2}{
\parbox{.97\textwidth}{
\centering
\parbox{.9\textwidth}{

    %add logo if requested   
      \ifthenelse{\equal{#1}{}}{\bigskip}{
    \begin{flushleft}
      \hspace*{3.5mm} \raisebox{0mm}[0mm][0mm]{\color{white}\includegraphics[width=10mm]{langsci/graphics/#1.eps}}
    \end{flushleft}}  
    %add header 
    \boxheader{#3}
    \begin{multicols*}{2}
    #4
    \end{multicols*}
    \bigskip
    }
}
}
\\[1em]
}

 

\newcommand{\tblsbwboxdark}[3][]{%
  \noindent
  \tblsbwbox[#1]{gray}{#2}{#3}
}

\newcommand{\tblsbwboxlight}[3][]{%
  \noindent
  \tblsbwbox[#1]{lightgray}{#2}{#3}
}

\newcommand{\tblscolboxdark}[3][]{%
  \tblsbwboxdark[#1]{#2}{#3}
}

\newcommand{\tblscolboxlight}[3][]{%
  \tblsbwboxlight[#1]{#2}{#3}
}


\newcommand{\tblsthinline}{\rule{\textwidth}{.8mm}}
\newcommand{\tblsthickline}{{\color{gray}\rule{\textwidth}{1.5mm}}}
\newcommand{\tblsthickcolorline}{{\color{lsYellow}\rule{\textwidth}{1.5mm}}}

\newcommand{\tblssandwich}[3]{
% \\

\medskip
\noindent
#1
\\[2em]
\boxheader{#2} 
\\[1em]
\noindent%
#3 
\smallskip
\noindent
#1
\\[1em]
}

\newcommand{\tblsbwthinsandwich}[2]{
   \tblssandwich{\tblsthinline}{#1}{#2}
}

\newcommand{\tblsbwthicksandwich}[2]{
   \tblssandwich{\tblsthickline}{#1}{#2}
}

\newcommand{\tblscolthicksandwich}[2]{
   \tblssandwich{\tblsthickcolorline}{#1}{#2}
}

\newcommand{\tblscolthinsandwich}[2]{
   \tblssandwich{\tblsthinline}{#1}{#2}
}

\newcommand{\tblscolframebox}[3][]{ 
  \fboxrule.8mm
  \noindent
  \begin{figure}
    \begin{flushleft}
      \hspace*{3.5mm} 
      \raisebox{-10mm}[0mm][0mm]{\ifthenelse{\equal{#1}{}}{}{\includegraphics[width=10mm]{langsci/graphics/#1.eps}}} \\
    \end{flushleft}
    \color{lsYellow}\framebox[\textwidth]{% 
      \color{black}
      \parbox{.92\textwidth}{%
	\vspace*{.5cm}
	\boxheader{#2}
	\begin{multicols*}{2}
	  #3
	\end{multicols*}
      }  
    }
  \end{figure}
}
 

\newcommand{\boxheader}[1]{\medskip{\Large\bfseries\sffamily #1}}