\usepackage{subfig}
\usepackage{color}
\usepackage{graphicx}
+\usepackage{url}
% correct bad hyphenation here
\hyphenation{op-tical net-works semi-conduc-tor}
* Authors in alphabetic order.\\
}
\newcommand{\JFC}[1]{\begin{color}{green}\textit{#1}\end{color}}
+\newcommand{\RC}[1]{\begin{color}{red}\textit{#1}\end{color}}
% make the title area
\maketitle