diff -urNp og_calendar/og_calendar.info drupal-5.1/modules/og_calendar/og_calendar.info
--- og_calendar/og_calendar.info	1970-01-01 01:00:00.000000000 +0100
+++ drupal-5.1/modules/og_calendar/og_calendar.info	2007-01-30 02:34:43.000000000 +0000
@@ -0,0 +1,5 @@
+; $Id: og_calendar.info$
+name = Organic groups calendars
+description = Displays a calendar for groups.
+dependencies = og event
+package = Organic groups
diff -urNp og_calendar/og_calendar.module drupal-5.1/modules/og_calendar/og_calendar.module
--- og_calendar/og_calendar.module	2006-09-12 17:47:31.000000000 +0100
+++ drupal-5.1/modules/og_calendar/og_calendar.module	2007-02-07 22:42:09.000000000 +0000
@@ -80,6 +80,65 @@ function og_calendar_page($gid = NULL) {
 
 }
 
+function og_calendar_block($op = 'list', $delta = 0) {
+  if ($op == 'list') {
+    $block[0]["info"] = t('Group Events');
+    return $block;
+  } else if ($op == 'view') {
+    $time = time() - (2 * 60 * 60);
+    $limit = 6;
+    if ( arg(0) == 'node' && is_numeric(arg(1)) && ! arg(2) ) {
+      $node = node_load(arg(1));
+    }
+    if ($node->type == 'group') {
+      $result = db_query(db_rewrite_sql('SELECT n.nid, n.title, n.type, n.status, n.moderate, n.changed, e.event_start FROM {node} n INNER JOIN {event} e ON n.nid = e.nid INNER JOIN {node_access} na ON na.nid = e.nid INNER JOIN {og} og on og.nid = na.gid WHERE og.nid = %d AND n.status = 1 AND n.moderate = 0 AND e.event_start >= %d ORDER BY event_start'), array($node->nid, $time));
+      while (($node = db_fetch_object($result)) && $limit) {
+        $minutesleft = floor(($node->event_start - time()) / 60);
+        if ($minutesleft < 0) {
+          $timeleft = t('NOW');
+        }
+        else if ($minutesleft < 60) {
+          $timeleft = format_plural($minutesleft, '1 minute', '@count minutes');
+        }
+        else if ($minutesleft >= 60 && $minutesleft < (24 * 60)) {
+          $timeleft = format_plural(floor($minutesleft / 60), '1 hour', '@count hours');
+        }
+        else if ($minutesleft >= (24 * 60)) {
+          $days = floor($minutesleft / (24 * 60));
+          // hours remainder
+          $hours = ($minutesleft % (24 * 60)) / 60;
+          // hours left in the day
+          $hours_left = 24 - date('G', time());
+          // see if the remainder of hours on the event date is greater than the hours left in today, if so increase the         days by one so that the days remaining mimics the date rather than how many 24 hour periods there are between now and         then.
+          if ($hours > $hours_left) {
+            $days++;
+          }
+          $timeleft = format_plural($days, '1 day', '@count days');
+        }
+        $node->timeleft = $timeleft;
+        $ctype = module_invoke('flexinode', 'load_content_type', substr($node->type, 10));
+        $node->typename = ($ctype->name ? $ctype->name : $node->type);
+        if ($node->status) {
+          $items[] = theme('event_upcoming_item', $node);
+          $limit--;
+        }
+      }
+      if(!$items) {
+        $items[] = t('No upcoming events available');
+      }
+      $output = theme('event_upcoming_block', $items);
+      $output .= theme('event_more_link', 'og_calendar/'.arg(1));
+      if ($output == '') {
+        // no group events
+        return;
+      }
+      $block['subject'] = 'Group events';
+      $block['content'] = $output;
+      return $block;
+    }
+  }
+}
+
 /**
  * Implementation of hook_og_create_links().
  */