Using str_replace instead of sprintf because some languages need to change the order of the replaced strings

templates/default_advanced/read_headers.tpl

@@ -71,7 +71,9 @@ extract($t);
             $from = preg_replace('/"$/', '', trim($from));
         }
         // i18n: The parameters are: subject, sender, and date.
-        $reduced_header = sprintf(_("%s from %s on %s"), "<b>$subject</b>", "<b>$from</b>", "<b>$date</b>");
+        $reduced_header = str_replace(array('%1', '%2', '%3'),
+                                      array("<b>$subject</b>", "<b>$from</b>", "<b>$date</b>"),
+                                      _("%1 from %2 on %3"));
         $expand_link = str_replace('&expand_header=0', '', $PHP_SELF) . '&expand_header=1';
 
         echo '<tr><td colspan="2" align="center" valign="top">'