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\documentclass{article} \usepackage{pstricks} \parindent=0pt \pagestyle{empty} \begin{document} \begin{pspicture}(7.5,0.5) % \psset{linewidth=15pt} \psline[% doubleline=true, doublesep=10pt,doublecolor=red,% linecolor=blue,linewidth=4pt](0,0.25)(7.5,0.25)% \end{pspicture} \end{document}