Fix bad parameter name in web page

doc/html/power_save.shtml

@@ -102,7 +102,7 @@ List of partitions with nodes to never place in power saving mode.
 Multiple partitions may be specified using a comma separator.
 By default, no nodes are excluded.</li>
 
-<li><b>BatchStartTime</b>:
+<li><b>BatchStartTimeout</b>:
 Specifies how long to wait after a batch job start request is issued
 before we expect the batch job to be running on the compute node.
 Depending upon how nodes are returned to service, this value may need to
@@ -263,6 +263,6 @@ and perform the following actions:
 <li>Boot the appropriate image for each node</li>
 </ol>
 
-<p style="text-align:center;">Last modified 10 December 2012</p>
+<p style="text-align:center;">Last modified 12 August 2014</p>
 
 <!--#include virtual="footer.txt"-->