--- announcements.module.orig	2008-10-06 00:24:25.000000000 -0700
+++ announcements.module	2008-10-06 00:36:02.000000000 -0700
@@ -382,7 +384,7 @@
     $args = array(-1);
   }
   else {
-    $args[] = date("U");
+    $args[] = gmdate("U");
   }
 
   $query .= ' ORDER BY '. variable_get('announcements_page_order', 'n.sticky DESC, n.changed DESC');
@@ -846,15 +850,26 @@
   return '<div class="announcement-abstract">'. check_markup($announcement->abstract, $announcement->format) .'</div>';
 }
 
+function _announcements_get_timezone() {
+  global $user;
+  if (variable_get('configurable_timezones', 1) && $user->uid && strlen($user->timezone)) {
+    // user has his/her own timezone, use that
+    return $user->timezone;
+  }
+  return variable_get('date_default_timezone', 0);
+}
+
 function _announcements_drupaldate2unixtime($drupal_date) {
   // Compute the time in UTC (GMT).
-  return gmmktime(0, 0, 0, (int)$drupal_date["month"], (int)$drupal_date["day"], (int)$drupal_date["year"]);
+  $tz_seconds = _announcements_get_timezone();
+  return gmmktime(0, 0, 0, (int)$drupal_date["month"], (int)$drupal_date["day"], (int)$drupal_date["year"]) - $tz_seconds;
 }
 
 function _announcements_unixtime2drupaldate($unixtime) {
-  return array('day' => date('j', $unixtime),
-    'month' => date('n', $unixtime),
-    'year' => date('Y', $unixtime));
+  $unixtime -= _announcements_get_timezone;
+  return array('day' => gmdate('j', $unixtime),
+    'month' => gmdate('n', $unixtime),
+    'year' => gmdate('Y', $unixtime));
 }
 
 /**