Hi, I want to print my colored slides in bw. Somehow, I don't find the switch. What do I miss. Thank you very much, Uli my header, stolen from a texpower-demo \documentclass[landscape,headrule,footrule,a4paper]{foils} \usepackage{pp4slide} \usepackage{texpause} \usepackage{pause} %------------------------------------ % The texpower package is loaded. %\usepackage[display,darkbackground]{texpower} \usepackage{texpower} \usepackage[german,english]{babel} \usepackage[cp850,latin1]{inputenc} %\usepackage[T1]{fontenc} \usepackage{ae} \usepackage{xspace} \usepackage{soul} \usepackage[pdfpagemode=FullScreen]{hyperref} % klappt nur mit pdflatex %\usepackage{hyperref} \usepackage{aufzaehlungen} \usepackage{amsmath} \usepackage{amssymb} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \addtolength{\topmargin}{-1cm} \addtolength{\textheight}{2cm} \addtolength{\foilheadskip}{-1cm} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -- Ulrich Scholz [EMAIL PROTECTED] http://www.intellektik.informatik.tu-darmstadt.de/~scholz/