diff --git a/html/inc/boinc_db.inc b/html/inc/boinc_db.inc
index fbea97890e..2b4abb1dca 100644
--- a/html/inc/boinc_db.inc
+++ b/html/inc/boinc_db.inc
@@ -387,7 +387,7 @@ class BoincProfile {
         $db = BoincDb::get();
         return $db->insert('profile', $clause);
     }
-    static function enum($clause, $clause2=null) {
+    static function enum($clause=null, $clause2=null) {
         $db = BoincDb::get();
         return $db->enum('profile', 'BoincProfile', $clause, $clause2);
     }
diff --git a/html/ops/delete_spammers.php b/html/ops/delete_spammers.php
new file mode 100755
index 0000000000..8c4406e75d
--- /dev/null
+++ b/html/ops/delete_spammers.php
@@ -0,0 +1,100 @@
+#!/usr/bin/env php
+<?php
+// This file is part of BOINC.
+// http://boinc.berkeley.edu
+// Copyright (C) 2014 University of California
+//
+// BOINC is free software; you can redistribute it and/or modify it
+// under the terms of the GNU Lesser General Public License
+// as published by the Free Software Foundation,
+// either version 3 of the License, or (at your option) any later version.
+//
+// BOINC is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with BOINC.  If not, see <http://www.gnu.org/licenses/>.
+
+// script to delete spammer accounts and profiles.
+//
+// delete_spammers.php --list filename
+//   "filename" contains a list of user IDs, one per line.
+//
+// delete_spammers.php --auto
+//   delete accounts that
+//   - have no hosts
+//   - have no message-board posts
+//   - have a profile containing a link.
+// NOTE: use this with caution.  See delete_auto() below.
+// Run it in test mode first.
+
+require_once("../inc/db.inc");
+db_init();
+
+function del($id) {
+    echo "deleting user $id\n";
+    $q = "delete from profile where userid=$id";
+    mysql_query($q);
+    $q = "delete from user where id=$id";
+    mysql_query($q);
+}
+
+function delete_list($fname) {
+    $f = fopen($fname, "r");
+    if (!$f) die("no such file $fname\n");
+    while ($s = fgets($f)) {
+        $s = trim($s);
+        if (!is_numeric($s)) die("bad ID $s\n");
+        del($s);
+    }
+}
+
+function has_link($x) {
+    if (strstr($x, "[url")) return true;
+    if (strstr($x, "http://")) return true;
+    if (strstr($x, "https://")) return true;
+    return false;
+}
+
+function delete_auto() {
+    $profiles = BoincProfile::enum("");
+    foreach ($profiles as $p) {
+        if (has_link($p->response1) || has_link($p->response2)) {
+            $user = BoincUser::lookup_id($p->userid);
+            if (!$user) {
+                echo "profile has missing user: %p->userid\n";
+                continue;
+            }
+
+            // uncomment the following to delete only recent accounts
+            //
+            //if ($user->create_time < time() - 60*86400) continue;
+
+            $n = BoincHost::count("userid=$p->userid");
+            if ($n) continue;
+            $n = BoincPost::count("user=$p->userid");
+            if ($n) continue;
+
+            // By default, show profile but don't delete anything
+            // Change 0 to 1 if you want to actually delete
+            //
+            if (0) {
+                del($user->id);
+            } else {
+                echo "------------\n$p->userid\n$p->response1\n$p->response2\n";
+            }
+        }
+    }
+}
+
+for ($i=1; $i<$argc; $i++) {
+    if ($argv[$i] == "--list") {
+        delete_list($argv[++$i]);
+    } else if ($argv[$i] == "--auto") {
+        delete_auto();
+    }
+}
+
+?>
diff --git a/html/ops/index.php b/html/ops/index.php
index 7528ba8d05..73d10653b5 100644
--- a/html/ops/index.php
+++ b/html/ops/index.php
@@ -33,24 +33,33 @@ admin_page_head($title);
 echo "<ul>\n";
 
 if (!file_exists(".htaccess")) {
-    echo "<li><span style=\"color: #ff0000\">The Project Management directory is not
-        protected from public access by a .htaccess file.</span></li>\n";
+    echo "<li><span style=\"color: #ff0000\">
+        The Project Management directory is not
+        protected from public access by a .htaccess file.
+        </span></li>
+    ";
 }
 
 if (!defined("SYS_ADMIN_EMAIL")) {
-    echo "<li><span style=\"color: #ff0000\">The defined constant 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";
+        </span></li>
+    ";
 }
 
 if (parse_bool($config, "disable_account_creation")) {
-    echo "<li><span style=\"color: #ff9900\">Account creation is disabled.</span></li>\n";
+    echo "<li><span style=\"color: #ff9900\">
+        Account creation is disabled.</span></li>
+    ";
 }
 
 if (defined("INVITE_CODES")) {
-    echo "<li><span style=\"color: #ff9900\">Account creation is restricted by the use of
-        invitation codes.</span></li>\n";
+    echo "<li><span style=\"color: #ff9900\">
+        Account creation is restricted by the use of
+        invitation codes.</span></li>
+    ";
 }
 
 $uotd_candidates = count_uotd_candidates();
@@ -62,8 +71,10 @@ if ($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>
+    ";
 }
 
 echo "</ul>\n";