Index: modules/tv/detail.php
===================================================================
--- modules/tv/detail.php	(revision 12174)
+++ modules/tv/detail.php	(working copy)
@@ -198,6 +198,13 @@
             list($schedule->autoexpire) = mysql_fetch_row($result);
             mysql_free_result($result);
         }
+    // start early / end late
+        if (!isset($schedule->startoffset)) {
+	    $schedule->startoffset = get_backend_setting('DefaultStartOffset');
+	}
+	if (!isset($schedule->endoffset)) {
+            $schedule->endoffset = get_backend_setting('DefaultEndOffset');
+        }
     }
 
 // Load the channel