% W1200 x H294

\newcommand{\mytextwidth}{1200}
\newcommand{\mytextheight}{297}

\usepackage[paperwidth=\mytextwidth mm,
		    paperheight=\mytextheight mm]{geometry}
\setlength{\topmargin}{-29.6mm}
\setlength{\oddsidemargin}{-25.4mm}

%\ifthenelse{\boolean{trim}}{%
%	\usepackage[paperwidth=\mytextwidth mm,
%    			    paperheight=\mytextheight mm]{geometry}
%        \setlength{\topmargin}{-29.6mm}
%        \setlength{\oddsidemargin}{-25.4mm}
%}{%
%	\usepackage{geometry}
%        \setlength{\topmargin}{-10mm}
%        \setlength{\oddsidemargin}{0mm}
%}

\setlength{\textwidth}{\mytextwidth mm}
\setlength{\textheight}{\mytextheight mm}
