\documentclass[a4paper]{ltxdoc} \usepackage{ocg-p} \newcommand*{\pkg}[1]{\textsf{#1}} \title{\pkg{OCG-P} package, example 1} \begin{document} \maketitle \begin{ocg}{First layer}{oc1}{1} The first Layer is visible at start. \end{ocg} \begin{ocg}{Second layer}{oc2}{0} The second layer is not visible at start. \end{ocg} \begin{ocg}{Third layer}{oc3}{1} The third layer is visible at start. \end{ocg} This text is not inside of a layer and always visible. \end{document}