diff --git a/html/ops/index.php b/html/ops/index.php
index ee4cba3acd..1a7ba064bc 100644
--- a/html/ops/index.php
+++ b/html/ops/index.php
@@ -17,18 +17,52 @@ admin_page_head($title);
 // Notification area
 echo "<ul>\n";
 
+if (file_exists("../../local.revision")) {
+    $local_rev = file_get_contents("../../local.revision");
+}
+
+// Check if latest revision is cached and cache has not yet expired
+if (!file_exists("../cache/remote.revision") || (filemtime("../cache/remote.revision")+(24*60*60) < time())) {
+    // Get latest revision
+    $handle = fopen("http://boinc.berkeley.edu/svn/", "r");
+    $remote = fread($handle, 255);
+    fclose($handle);
+    preg_match("/Revision (\d+)/", $remote, $remote_rev);
+    $remote_rev = $remote_rev[1];
+    
+    $handle = fopen("../cache/remote.revision", "w");
+    fwrite($handle, $remote_rev);
+    fclose($handle);
+} else {
+    // Read cached revision
+    $remote_rev = file_get_contents("../cache/remote.revision");
+}
+
+echo "<li>";
+if ($local_rev) {
+    echo "Currently used SVN revision: ".$local_rev." ";
+}
+echo "Latest SVN revision: ".$remote_rev."</li>\n";
+
 if (!file_exists(".htaccess")) {
-    echo "<li><span style='color: #ff0000'>The Project Management directory is not
+    echo "<li><span style=\"color: #ff0000\">The Project Management directory is not
         protected from public access by a .htaccess file.</span></li>\n";
 }
 
-if (parse_bool($config, "disable_account_creation")) {
-    echo "<li><span style='color: #ff9900'>Account creation is disabled.</span></li>\n";
+if (!defined("SYS_ADMIN_EMAIL")) {
+    echo "<li><span style=\"color: #ff0000\">The defined constant SYS_ADMIN_EMAIL
+        has not been set. Please edit <tt>project/project.inc</tt> and set this
+        to an address which can be used to contact the project administrators.
+        </span></li>\n";
 }
 
-if (defined('INVITE_CODES')) {
-    echo "<li><span style='color: #ff9900'>Account creation is restricted by the use of
-	invitation codes.</span></li>\n";
+if (parse_bool($config, "disable_account_creation")) {
+    echo "<li><span style=\"color: #ff9900\">Account creation is disabled.</span></li>\n";
+}
+
+if (defined("INVITE_CODES")) {
+    echo "<li><span style=\"color: #ff9900\">Account creation is restricted by the use of
+        invitation codes.</span></li>\n";
 }
 
 $uotd_candidates = count_uotd_candidates();
@@ -40,56 +74,56 @@ if ($uotd_candidates >= 0) {
     } else {
         $color = "#ff9900";
     }
-    echo "<li><span style='color: ".$color."'>There are ".$uotd_candidates." remaining
-    candidates for User of the Day.</span></li>\n";
+    echo "<li><span style=\"color: ".$color."\">There are ".$uotd_candidates." remaining
+        candidates for User of the Day.</span></li>\n";
 }
 
 echo "</ul>\n";
 
 echo "
     <p>
-    <table border='0'><tr valign='top'>
+    <table border=\"0\"><tr valign=\"top\">
     <td><b>Browse database:</b>
     <ul> 
         <li><a href=\"db_action.php?table=platform\">Platforms</a></li>
         <li><a href=\"db_action.php?table=app\">Applications</a></li>
-	<li><a href=\"db_form.php?table=app_version\">Application versions</a></li>
-	<li><a href=\"db_form.php?table=user\">Users</a></li>
-	<li><a href=\"db_form.php?table=team\">Teams</a></li>
-	<li><a href=\"db_form.php?table=host&detail=low\">Hosts</a></li>
-	<li><a href=\"db_form.php?table=workunit\">Workunits</a></li>
-	<li><a href=\"db_form.php?table=result&detail=low\">Results</a></li>
+        <li><a href=\"db_form.php?table=app_version\">Application versions</a></li>
+        <li><a href=\"db_form.php?table=user\">Users</a></li>
+        <li><a href=\"db_form.php?table=team\">Teams</a></li>
+        <li><a href=\"db_form.php?table=host&amp;detail=low\">Hosts</a></li>
+        <li><a href=\"db_form.php?table=workunit\">Workunits</a></li>
+        <li><a href=\"db_form.php?table=result&amp;detail=low\">Results</a></li>
     </ul>
-
+    
     </td> 
     <td><b>Regular Operations:</b>
     <ul>
-	<li><a href=\"profile_screen_form.php\">Screen user profiles </a></li>
-	<li><a href=\"create_account_form.php\">Create account</a></li>
-	<li><a href='manage_special_users.php'>Manage special users</a></li>
+        <li><a href=\"profile_screen_form.php\">Screen user profiles </a></li>
+        <li><a href=\"create_account_form.php\">Create account</a></li>
+        <li><a href=\"manage_special_users.php\">Manage special users</a></li>
     </ul>
-
+    
     </td> 
     <td><b>Special Operations:</b>
     <ul>
-	<li><a href='manage_apps.php'>Manage applications</a></li>
-	<li><a href='manage_app_versions.php'>Manage application versions</a></li>
-	<li><a href='mass_email.php'>Send mass email to a selected set of users</a></li>
-	<li><a href=\"problem_host.php\">Email user with misconfigured host</a></li>
-    <li><a href=job_times.php>FLOP count statistics</a>
-	<li><a href=\"cancel_wu_form.php\">Cancel workunits</a></li>
-	<li><form action=\"manage_user.php\">
-        <input type=submit value=\"Manage user\"</a>
-        ID: <input name=userid>
-        </form>
-    </li>
-	<li>
-	    <form method=\"get\" action=\"clear_host.php\">
-	    Clear Host: 
-	    <input type=\"text\" size=\"5\" name=\"hostid\">
-	    <input type=\"submit\" value=\"Clear RPC\">
-	    </form>
-	</li>
+        <li><a href=\"manage_apps.php\">Manage applications</a></li>
+        <li><a href=\"manage_app_versions.php\">Manage application versions</a></li>
+        <li><a href=\"mass_email.php\">Send mass email to a selected set of users</a></li>
+        <li><a href=\"problem_host.php\">Email user with misconfigured host</a></li>
+        <li><a href=\"job_times.php\">FLOP count statistics</a>
+        <li><a href=\"cancel_wu_form.php\">Cancel workunits</a></li>
+        <li><form action=\"manage_user.php\">
+            <input type=\"submit\" value=\"Manage user\">
+            ID: <input name=\"userid\">
+            </form>
+        </li>
+        <li>
+            <form method=\"get\" action=\"clear_host.php\">
+            Clear Host: 
+            <input type=\"text\" size=\"5\" name=\"hostid\">
+            <input type=\"submit\" value=\"Clear RPC\">
+            </form>
+        </li>
     </ul>
     </td>
     </tr>
@@ -99,63 +133,63 @@ echo "
 // Application Result Summaries:
 
 $show_deprecated = get_str("show_deprecated", true);
-$show_only = array('all'); // Add all appid's you want to display, or 'all'
+$show_only = array("all"); // Add all appids you want to display, or "all"
 $result = mysql_query("select id, name, deprecated from app");
 while ($app = mysql_fetch_object($result)) {
-    if ( in_array($app->id, $show_only) 
+    if (in_array($app->id, $show_only) 
        || ( in_array("all", $show_only)
           && (!$app->deprecated || $show_deprecated)
           )
        ) {
-
+    
     echo "
-	<b>Result summary for <tt>$app->name</tt>:</b>
-	<ul>
+    <b>Result summary for <tt>$app->name</tt>:</b>
+    <ul>
     <li> Past 24 hours:
-	 <a href='result_summary.php?appid=$app->id&nsecs=86400'>summary</a> |
-	 <a href='pass_percentage_by_platform.php?appid=$app->id&nsecs=86400'>pass percentage by platform</a> | 
-	 <a href='failure_result_summary_by_host.php?appid=$app->id&nsecs=86400'>failure by host</a> |
-         <a href='failure_result_summary_by_platform.php?appid=$app->id&nsecs=86400'> failure by platform</a>
+        <a href=\"result_summary.php?appid=$app->id&amp;nsecs=86400\">summary</a> |
+        <a href=\"pass_percentage_by_platform.php?appid=$app->id&amp;nsecs=86400\">pass percentage by platform</a> | 
+        <a href=\"failure_result_summary_by_host.php?appid=$app->id&amp;nsecs=86400\">failure by host</a> |
+        <a href=\"failure_result_summary_by_platform.php?appid=$app->id&amp;nsecs=86400\"> failure by platform</a>
     <li>Past &nbsp;&nbsp;&nbsp;7 days:
-	 <a href='result_summary.php?appid=$app->id&nsecs=604800'>summary</a> |
-         <a href='pass_percentage_by_platform.php?appid=$app->id&nsecs=604800'>pass percentage by platform</a> |
-         <a href='failure_result_summary_by_host.php?appid=$app->id&nsecs=604800'>failure by host</a> |
-	 <a href='failure_result_summary_by_platform.php?appid=$app->id&nsecs=604800'>failure by platform</a>
-      </ul>
-	";
+        <a href=\"result_summary.php?appid=$app->id&amp;nsecs=604800\">summary</a> |
+        <a href=\"pass_percentage_by_platform.php?appid=$app->id&amp;nsecs=604800\">pass percentage by platform</a> |
+        <a href=\"failure_result_summary_by_host.php?appid=$app->id&amp;nsecs=604800\">failure by host</a> |
+        <a href=\"failure_result_summary_by_platform.php?appid=$app->id&amp;nsecs=604800\">failure by platform</a>
+    </ul>
+    ";
     }
  }
 mysql_free_result($result);
 
 if ($show_deprecated) {
-    echo "<a href='index.php?show_deprecated=0'>Hide deprecated applications</a>";
+    echo "<a href=\"index.php?show_deprecated=0\">Hide deprecated applications</a>";
 } else {
-    echo "<a href='index.php?show_deprecated=1'>Show deprecated applications</a>";
+    echo "<a href=\"index.php?show_deprecated=1\">Show deprecated applications</a>";
 }
 
 // Periodic tasks
 
 echo "<h3>Periodic or special tasks</h3>
-    <UL>
+    <ul>
     <li> The following scripts should be run as periodic tasks,
-    not via this web page
-    (see <a href='http://boinc.berkeley.edu/project_tasks.php'
-            target='_boincdoc'>http://boinc.berkeley.edu/project_tasks.php</a>):
-     <pre> update_forum_activities.php, update_profile_pages.php, update_uotd.php</pre>
+        not via this web page
+        (see <a href=\"http://boinc.berkeley.edu/trac/wiki/ProjectTasks\">http://boinc.berkeley.edu/trac/wiki/ProjectTasks</a>):
+        <pre> update_forum_activities.php, update_profile_pages.php, update_uotd.php</pre>
     <li> The following scripts can be run manually on the command line
-    as needed (i.e. <tt>php scriptname.php</tt>):
+        as needed (i.e. <tt>php scriptname.php</tt>):
         <pre>forum_repair.php, team_repair.php, repair_validator_problem.php</pre>
-   </UL>
+   </ul>
     ";
 
-
 // Stripcharts, logs, etc
 
-echo "<P>
-    <a href='$stripchart_cgi_url/stripchart.cgi'>Stripcharts</a>
-    | <a href='show_log.php'>Show/Grep all logs</a>
-    | <a href='show_log.php?f=mysql*.log&l=-20'>Tail MySQL logs</a>
-	<P>
-	";
+echo "<div>
+    <a href=\"$stripchart_cgi_url/stripchart.cgi\">Stripcharts</a>
+    | <a href=\"show_log.php\">Show/Grep all logs</a>
+    | <a href=\"show_log.php?f=mysql*.log&amp;l=-20\">Tail MySQL logs</a>
+    </div>
+";
+
+admin_page_tail();
 
 ?>