3
open newbb/viewforum.php
find (line 116 or thereabouts):
$xoopsTpl->assign('forum_post_or_register', "");
replace with
$xoopsTpl->assign('forum_post_or_register', '<a href="'.XOOPS_URL.'/user.php?xoops_redirect='.htmlspecialchars($xoopsRequestUri).'">'.$t_new.'</a>');
save & close viewforum.php
open newbb/viewtopic.php
find on line 213 or thereabouts
$show_reg = 0;
add below
$t_reply = newbb_displayImage($forumImage['t_reply'], _MD_POSTREPLY);
find (on line 222 or thereabouts)
$xoopsTpl->assign('forum_post_or_register', '');
replace with
$xoopsTpl->assign('forum_reply', '<a href="'.XOOPS_URL.'/user.php?xoops_redirect='.htmlspecialchars($xoopsRequestUri).'">'.$t_reply.'</a>');
$xoopsTpl->assign('forum_post_or_register', '<a href="'.XOOPS_URL.'/user.php?xoops_redirect='.htmlspecialchars($xoopsRequestUri).'">'.$t_new.'</a>');
hope this is what you mean..
remember to make a backup of those files before editing just in case