It is recommended that the hyperref package should be called with the following options:
\usepackage[dvips, bookmarks, colorlinks=true, plainpages = false, citecolor = green, urlcolor = blue, filecolor = blue]{hyperref}
Example LaTeX document using hyperref:
\documentclass{article}
\usepackage[dvips, bookmarks, colorlinks=true, plainpages = false,
citecolor = green, urlcolor = blue, filecolor = blue]{hyperref}
\begin{document}
\url{http://www.pctex.com}
\end{document}