\begin{figure}
\includegraphics{fig_test}
\caption{Figure test using includegraphics.}
\label{figure1}
\end{figure}
\efloatseparator
 
\begin{figure*}
\includegraphics[width=4in]{fig_testa}
\caption{Figure* test (width=4in) using includegraphics.}
\label{figure1a}
\end{figure*}
\efloatseparator
 
\begin{figure}
\includegraphics[height=4in]{fig_testb}
\caption{Another Figure (height 4in) test using includegraphics.}
\label{figure2}
\end{figure}
\efloatseparator
 
\begin{figure}
\includegraphics[width=5in]{fig_testc}
\caption{Another Figure test (width 5in) using includegraphics.}
\label{figure3}
\end{figure}
\efloatseparator
 
\begin{figure}
\includegraphics{fig_testd}
\caption{Yet another Figure test using includegraphics.}
\label{figure4}
\end{figure}
\efloatseparator
 
