Adding comments to the translators.

functions/template/abook_util.php

@@ -143,6 +143,7 @@ function get_abook_paginator($abook_page_selector, $abook_page_selector_max,
                                                            $current_page_args)
                                . '][';
         else
+            // i18n: "<<" is for the first page in the paginator. "<" is for the previous page.
             $paginator_string .= _("<<") . '][' . _("<") . '][';
         if ($page_number < $total_pages)
             $paginator_string .= make_abook_paginator_link($page_number + 1,
@@ -154,6 +155,7 @@ function get_abook_paginator($abook_page_selector, $abook_page_selector_max,
                                                            $current_page_args)
                                . ']';
         else
+            // i18n: ">>" is for the last page in the paginator. ">" is for the next page.
             $paginator_string .= _(">") . '][' . _(">>") . ']';
     }
 

functions/template/message_list_util.php

@@ -122,12 +122,15 @@ function getFlagIcon ($aFlags, $icon_theme_path) {
         //      ---------------                  ---------   --------------
         array ('msg_new.png',                    $nbsp,      '('._("New").')') ,
         array ('msg_read.png',                   $nbsp,      '('._("Read").')'),
+        // i18n: "D" is short for "Deleted". Make sure that two icon strings aren't translated to the same character (only in 1.5).
         array ('msg_new_deleted.png',            _("D"),     '('._("Deleted").')'),
         array ('msg_read_deleted.png',           _("D"),     '('._("Deleted").')'),
+        // i18n: "A" is short for "Answered". Make sure that two icon strings aren't translated to the same character (only in 1.5).
         array ('msg_new_reply.png',              _("A"),     '('._("Answered").')'),
         array ('msg_read_reply.png',             _("A"),     '('._("Answered").')'),
         array ('msg_new_deleted_reply.png',      _("D"),     '('._("Answered").')'),
         array ('msg_read_deleted_reply.png',     _("D"),     '('._("Answered").')'),
+        // i18n: "F" is short for "Flagged". Make sure that two icon strings aren't translated to the same character (only in 1.5).
         array ('flagged.png',                    _("F"),     '('._("Flagged").')'),
         array ('flagged.png',                    _("F"),     '('._("Flagged").')'),
         array ('flagged.png',                    _("F"),     '('._("Flagged").')'),
@@ -152,6 +155,7 @@ function getFlagIcon ($aFlags, $icon_theme_path) {
         FALSE,
         FALSE,
         FALSE,
+        // i18n: "O" is short for "Forwarded". Make sure that two icon strings aren't translated to the same character (only in 1.5).
         array ('msg_new_forwarded.png',          _("O"),     '('._("Forwarded").')'),
         array ('msg_read_forwarded.png',         _("O"),     '('._("Forwarded").')'),
         array ('msg_new_deleted_forwarded.png',  _("D"),     '('._("Forwarded").')'),