closes #113

Author: Max-Hailperin

scheduling.tex

@@ -127,7 +127,8 @@ \section{Thread States}\label{thread-states-section}
 \caption{When a thread needs to wait, the operating system moves it
   from the run queue to a wait queue.  The scheduler selects one of
   the threads remaining in the run queue to dispatch, so it starts
-  running.}
+  running. An animated GIF version of this figure is also available on this
+  book's web site.}
 \label{scan-3-1}
 \end{figure}
 Because the
@@ -159,7 +160,8 @@ \section{Thread States}\label{thread-states-section}
   queue. Because the wait queue is kept in time order, the scheduler
   need only check threads until it finds one waiting for a time still
   in the future. In this figure, times are shown on a human scale for
-  ease of understanding.}
+  ease of understanding. An animated GIF version of this figure is also available on this
+  book's web site.}
 \label{scan-3-5}
 \end{figure}
 

web-site/index.html

@@ -29,6 +29,7 @@ <h2>Revised Edition</h2>
 textual elements are not included.)  The individual PDF files within
 the zip file have names based on the figure numbers.  For example,
 <code>hail_f0612.pdf</code> contains Figure 6.12.</p></li>
+<li><p>Animated GIF versions of <a href="animated_gifs/hail_f0301.gif">Figure 3.1</a> and <a href="animated_gifs/hail_f0302.gif">Figure 3.2</a>.</p></li>
 <li><p><a href="osm-rev1.1-programs.zip">Code of the programs.</a>
 This is a zip file containing one directory per chapter, with names
 such as <code>ch02</code> for Chapter 2.  (However, there are no