Well, I was going through the main scripts/templates in the meantime and optimized them for search engines. Theoretically, search engines should index the pages much better with all those changes.

Here is what I have done so far:

scripts/cfrm.inc.php

Replace:
Code
 $lastpost = "<img src=\"{$config['BASE_URL']}/images/{$style_array['icons']}/$Icon\" alt=\"*\" /> <a href=\"{$config['FULL_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}$linker{$var_sep}Number{$var_eq}$lastnumber{$var_sep}Main{$var_eq}$lastmain{$var_extra}#Post$lastnumber\"> $Subject</a>";

with:
Code
 $lastpost = "<img src=\"{$config['BASE_URL']}/images/{$style_array['icons']}/$Icon\" alt=\"*\" /> <a href=\"{$config['FULL_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}$linker{$var_sep}Number{$var_eq}$lastnumber{$var_sep}Main{$var_eq}$lastmain{$var_extra}#Post$lastnumber\" rel=\"nofollow\"> $Subject</a>";

templates/default/cfrm.inc.php

Replace:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}postlist{$var_sep}Board{$var_eq}{$forum[cats][fora].Keyword}">

with:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}postlist{$var_sep}Board{$var_eq}{$forum[cats][fora].Keyword}{$var_sep}page{$var_eq}1">

scripts/postlist.inc.php

Replace:

Code
 			
			$midprint = "";
			if ($pages !=1) {
				$pageprint = " <br /><span class=\"small\">( <img style=\"vertical-align: middle;\" src=\"{$config['BASE_URL']}/images/{$style_array['general']}/page.gif\" alt=\"\" title=\"\" /> ";
				for ($prints = 1; $prints < ($pages + 1 ); $prints++) {
					if ($pages > 9) {
						if ( ($prints < 5) || ($prints > ($pages - 2) ) ) {
							$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}$prints\">$prints</a> ";
						}
						else {
							if (!$midprint) {
								$half = ($pages +1) / 2;
								@list($plink,$extra) = @split("\.",$half);
								$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Post_ID{$var_eq}$Number{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$plink{$var_sep}fpart{$var_eq}$prints\">...</a> ";
								$midprint = 1;
							}
						}
					}
					else {
						$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}$prints\">$prints</a> ";
					}
				}
				$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}all{$var_sep}gonew{$var_eq}1#UNREAD\">{$ubbt_lang['TEXT_ALL']}</a> )</span>";
			}

with:

Code
 		$midprint = "";
			if ($pages !=1) {
				$pageprint = " <br /><span class=\"small\">( <img style=\"vertical-align: middle;\" src=\"{$config['BASE_URL']}/images/{$style_array['general']}/page.gif\" alt=\"\" title=\"\" /> ";
				for ($prints = 1; $prints < ($pages + 1 ); $prints++) {
					if ($pages > 9) {
						if ( ($prints < 5) || ($prints > ($pages - 2) ) ) {
							$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}$prints\">$prints</a> ";
						}
						else {
							if (!$midprint) {
								$half = ($pages +1) / 2;
								@list($plink,$extra) = @split("\.",$half);
								$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Post_ID{$var_eq}$Number{$var_sep}page{$var_eq}$plink{$var_sep}fpart{$var_eq}$prints\">...</a> ";
								$midprint = 1;
							}
						}
					}
					else {
						$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}$prints\">$prints</a> ";
					}
				}
				$pageprint .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}$Post_ID{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page{$var_sep}fpart{$var_eq}all{$var_sep}gonew{$var_eq}1#UNREAD\" rel=\"nofollow\">{$ubbt_lang['TEXT_ALL']}</a> )</span>";
			}

and:

Code
 		$Username = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$posterid\">$PUsername</a>";

with:

Code
		$Username = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$posterid\" rel=\"nofollow\">$PUsername</a>";

and:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\">{$moderator[$modarray[$i]]}</a>";

with:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\" rel=\"nofollow\">{$moderator[$modarray[$i]]}</a>";

templates/default/postlist.tpl

Replace:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}">

with:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}" rel="nofollow">

and:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}{$mode}{$var_sep}Number{$var_eq}{$postrow[topic].Number}{$var_sep}an{$var_eq}{$postrow[topic].announce}{$var_sep}page{$var_eq}{$page}{$postrow[topic].goto}">{$postrow[topic].Subject}</a>

with:

Code
 {if $postrow[topic].announce}
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}{$mode}{$var_sep}Number{$var_eq}{$postrow[topic].Number}{$var_sep}an{$var_eq}{$postrow[topic].announce}{$var_sep}page{$var_eq}{$page}{$postrow[topic].goto}">{$postrow[topic].Subject}</a>
{else}
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}{$mode}{$var_sep}Number{$var_eq}{$postrow[topic].Number}{$var_sep}page{$var_eq}{$page}{$postrow[topic].goto}">{$postrow[topic].Subject}</a>
{/if}

and:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}{$mode}{$var_sep}Number{$var_eq}{$postrow[topic].lastpostid}#Post{$postrow[topic].lastpostid}">{$postrow[topic].time}</a>
<br />
{$lang.TEXT_BY} 
{if $postrow[topic].lastposterid != 1}
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showprofile{$var_sep}User{$var_eq}{$postrow[topic].lastposterid}">{$postrow[topic].lastpostername}</a>

with:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}{$mode}{$var_sep}Number{$var_eq}{$postrow[topic].lastpostid}#Post{$postrow[topic].lastpostid}" rel="nofollow">{$postrow[topic].time}</a>
<br />
{$lang.TEXT_BY} 
{if $postrow[topic].lastposterid != 1}
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showprofile{$var_sep}User{$var_eq}{$postrow[topic].lastposterid}" rel="nofollow">{$postrow[topic].lastpostername}</a>

and:

Code
 {if $newtopic == 1}
 
<a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}">
{/if}

with:

Code
 {if $newtopic == 1}
 
<a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}" rel="nofollow">
{/if}

scripts/showflat.inc.php

Replace:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\">{$moderator[$modarray[$i]]}</a>";

with:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\" rel=\"nofollow\">{$moderator[$modarray[$i]]}</a>";

and:

Code
 		$prevlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showflat{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}new{$var_sep}posted{$var_eq}$posted{$var_sep}page{$var_eq}$page\">";
		$prevlinkstop = "</a>";

		$linktext = $ubbt_lang['INDEX_ICON'];
		$alttext = $ubbt_lang['ALL_THREADS'];

		$nextlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showflat{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}old{$var_sep}posted{$var_eq}$posted{$var_sep}page{$var_eq}$page\">";

with:

Code
 		$prevlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showflat{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}new{$var_sep}posted{$var_eq}$posted{$var_sep}page{$var_eq}$page\" rel=\"nofollow\">";
		$prevlinkstop = "</a>";

		$linktext = $ubbt_lang['INDEX_ICON'];
		$alttext = $ubbt_lang['ALL_THREADS'];

		$nextlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showflat{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}old{$var_sep}posted{$var_eq}$posted{$var_sep}page{$var_eq}$page\" rel=\"nofollow\">";

and:

Code
 			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$usernum\">{$ubbt_lang['VIEW_PROFILE']}</a></td></tr>";
			if ($accept_pm) {
				$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=sendprivate&amp;User=$usernum\">{$ubbt_lang['SEND_PM']}</a></td></tr>";
			} // end if
			if ($homepage) {
				$homepage = "http://$homepage";
				$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"$homepage\" target=\"_blank\">{$ubbt_lang['VIEW_HOME']}</a></td></tr>";
			} // end if		
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=addfavuser&amp;User=$usernum&amp;n=$Number&amp;p=$page&amp;f=$fpart\">$watch_text</a></td></tr>";
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=dosearch&amp;Forum=All_Forums&amp;Name=$usernum&amp;Limit=25&amp;fromprof=1&amp;fromsearch=1\">{$ubbt_lang['VIEW_POSTS']}</a></td></tr>";

with:

Code
 			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$usernum\" rel=\"nofollow\">{$ubbt_lang['VIEW_PROFILE']}</a></td></tr>";
			if ($accept_pm) {
				$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=sendprivate&amp;User=$usernum\" rel=\"nofollow\">{$ubbt_lang['SEND_PM']}</a></td></tr>";
			} // end if
			if ($homepage) {
				$homepage = "http://$homepage";
				$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"$homepage\" target=\"_blank\">{$ubbt_lang['VIEW_HOME']}</a></td></tr>";
			} // end if		
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=addfavuser&amp;User=$usernum&amp;n=$Number&amp;p=$page&amp;f=$fpart\" rel=\"nofollow\">$watch_text</a></td></tr>";
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=dosearch&amp;Forum=All_Forums&amp;Name=$usernum&amp;Limit=25&amp;fromprof=1&amp;fromsearch=1\" rel=\"nofollow\">{$ubbt_lang['VIEW_POSTS']}</a></td></tr>";

and:

Code
 			$postrow[$i]['replylinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showflat&amp;fpart=$fpart\">";
			$postrow[$i]['replylinkstop'] = "</a>";

			$postrow[$i]['quotelinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showflat&amp;fpart=$fpart&amp;q=1\">";

with:

Code
 			$postrow[$i]['replylinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showflat&amp;fpart=$fpart\" rel=\"nofollow\">";
			$postrow[$i]['replylinkstop'] = "</a>";

			$postrow[$i]['quotelinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showflat&amp;fpart=$fpart&amp;q=1\" rel=\"nofollow\">";

and:

Code
 				<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=mailthread&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;fpart=$fpart&amp;what=showflat\">";
			}
			$postrow[$i]['notifylinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=notifymod&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;fpart=$fpart&amp;what=showflat\”>";

with:

Code
 				<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=mailthread&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;fpart=$fpart&amp;what=showflat\" rel=\"nofollow\">
				";
			}
			$postrow[$i]['notifylinkstart'] = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=notifymod&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;fpart=$fpart&amp;what=showflat\" rel=\"nofollow\">";

and:

Code
 			$postrow[$rownum]['replyto'] = "[Re: <a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}{$postrow[$rownum]['ParentPost']}{$var_sep}page{$var_eq}$page#Post{$postrow[$rownum]['ParentPost']}\" target=\"_new\" title=\"[Re: #{$postrow[$rownum]['ParentPost']}]\" alt=\"[Re: #{$postrow[$rownum]['ParentPost']}]\"> {$parentarray[$rowparent]}</a>]";

with:

Code
 			$postrow[$rownum]['replyto'] = "[Re: <a href=\"$page#Post{$postrow[$rownum]['ParentPost']}\" target=\"_new\" title=\"[Re: #{$postrow[$rownum]['ParentPost']}]\" alt=\"[Re: #{$postrow[$rownum]['ParentPost']}]\"> {$parentarray[$rowparent]}</a>]";

and:

Code
 		<span class="small"><a href="$newlink">{$ubbt_lang['JUMP_UNREAD']}</a></span>

with:

Code
 		<span class="small"><a href="$newlink" rel="nofollow">{$ubbt_lang['JUMP_UNREAD']}</a></span>

templates/default/showflat.tpl

Replace:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$first_post}">

with:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$first_post}" rel="nofollow">

and:

Code
 <a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}{$postrow[post].Number}#Post{$postrow[post].Number}"><img border="0" src="{$config.BASE_URL}/images/{$style_array.icons}/{$postrow[post].Icon}" {$images.icons} alt="" /></a>

with:

Code
 <a href="#Post{$postrow[post].Number}"><img border="0" src="{$config.BASE_URL}/images/{$style_array.icons}/{$postrow[post].Icon}" {$images.icons} alt="" /></a>

and:

Code
 <tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$first_post}">{$lang.NEW_REPLY}</a></td></tr>
{/if}
{if $reply == "on"}
<tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}">{$lang.NEW_TOPIC}</a></td></tr>
{/if}
{$addfavoption}
<tr><td class="popup_menu_content"><a target="_blank" href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}printthread{$var_sep}Board{$var_eq}{$Board}{$var_sep}main{$var_eq}{$current}{$var_sep}type{$var_eq}thread">{$lang.PRINT_THREAD}</a></td></tr>
{if $config.TOPIC_DISPLAY_OPTIONS == "both" }
<tr><td class="popup_menu_content">
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showthreaded{$var_sep}Number{$var_eq}{$threadnumber}{$var_sep}an{$var_eq}{$an}{$var_sep}page{$var_eq}{$page}">

with:

Code
 <tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$first_post}" rel="nofollow">{$lang.NEW_REPLY}</a></td></tr>
{/if}
{if $reply == "on"}
<tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}" rel="nofollow">{$lang.NEW_TOPIC}</a></td></tr>
{/if}
{$addfavoption}
<tr><td class="popup_menu_content"><a target="_blank" href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}printthread{$var_sep}Board{$var_eq}{$Board}{$var_sep}main{$var_eq}{$current}{$var_sep}type{$var_eq}thread" rel="nofollow">{$lang.PRINT_THREAD}</a></td></tr>
{if $config.TOPIC_DISPLAY_OPTIONS == "both" }
<tr><td class="popup_menu_content">
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showthreaded{$var_sep}Number{$var_eq}{$threadnumber}{$var_sep}an{$var_eq}{$an}{$var_sep}page{$var_eq}{$page}" rel="nofollow">

scripts/showthreaded.inc.php

Replace:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\">{$moderator[$modarray[$i]]}</a>";

with:

Code
 			$modlist .= "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$modarray[$i]\" rel=\"nofollow\">{$moderator[$modarray[$i]]}</a>";

and:

Code
 		$Username1 = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$posterid\">$PUsername</a>";

with:

Code
 		$Username1 = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$posterid\" rel=\"nofollow\">$PUsername</a>";

and:

Code
 		$prevlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showthreaded{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}new{$var_sep}posted{$var_eq}$lastpost{$var_sep}page{$var_eq}$page\">";
		$prevlinkstop = "</a>";

		$currentlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}postlist{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page\">";
		$linktext = $ubbt_lang['INDEX_ICON'];
		$currentlinkstop = "</a>";

		$nextlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showthreaded{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}old{$var_sep}posted{$var_eq}$lastpost{$var_sep}page{$var_eq}$page\">";

with:

Code
 		$prevlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showthreaded{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}new{$var_sep}posted{$var_eq}$lastpost{$var_sep}page{$var_eq}$page\" rel=\"nofollow\">";
		$prevlinkstop = "</a>";

		$currentlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}postlist{$var_sep}Board{$var_eq}$Board{$var_sep}page{$var_eq}$page\">";
		$linktext = $ubbt_lang['INDEX_ICON'];
		$currentlinkstop = "</a>";

		$nextlinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php{$var_start}ubb{$var_eq}grabnext{$var_sep}Board{$var_eq}$Board{$var_sep}mode{$var_eq}showthreaded{$var_sep}sticky{$var_eq}$issticky{$var_sep}dir{$var_eq}old{$var_sep}posted{$var_eq}$lastpost{$var_sep}page{$var_eq}$page\" rel=\"nofollow\">";

and:

Code
 		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$usernum\">{$ubbt_lang['VIEW_PROFILE']}</a></td></tr>";
		if ($accept_pm) {
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=sendprivate&amp;User=$usernum\">{$ubbt_lang['SEND_PM']}</a></td></tr>";
		} // end if
		if ($homepage) {
			$homepage = "http://$homepage";
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"$homepage\" target=\"_blank\">{$ubbt_lang['VIEW_HOME']}</a></td></tr>";
		} // end if		
		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=addfavuser&amp;User=$usernum&n=$Number&p=$page\">$watch_text</a></td></tr>";
		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=dosearch&amp;Forum=All_Forums&Name=$usernum&Limit=25&fromprof=1&amp;fromsearch=1\">{$ubbt_lang['VIEW_POSTS']}</a></td></tr>";

with:

Code
 		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$usernum\" rel=\"nofollow\">{$ubbt_lang['VIEW_PROFILE']}</a></td></tr>";
		if ($accept_pm) {
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=sendprivate&amp;User=$usernum\" rel=\"nofollow\">{$ubbt_lang['SEND_PM']}</a></td></tr>";
		} // end if
		if ($homepage) {
			$homepage = "http://$homepage";
			$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"$homepage\" target=\"_blank\">{$ubbt_lang['VIEW_HOME']}</a></td></tr>";
		} // end if		
		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=addfavuser&amp;User=$usernum&n=$Number&p=$page\" rel=\"nofollow\">$watch_text</a></td></tr>";
		$popups .= "<tr><td class=\"popup_menu_content\"><a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=dosearch&amp;Forum=All_Forums&Name=$usernum&Limit=25&fromprof=1&amp;fromsearch=1\" rel=\"nofollow\">{$ubbt_lang['VIEW_POSTS']}</a></td></tr>";

and:

Code
 		$replylinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showthreaded\">";
		$replylinkstop = "</a>";

		$quotelinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showthreaded&amp;q=1\">";
		$quotelinkstop = "</a>";

with:

Code
 		$replylinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showthreaded\" rel=\"nofollow\">";
		$replylinkstop = "</a>";

		$quotelinkstart = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=newreply&amp;Board=$Board&amp;Number=$Number&amp;page=$page&amp;what=showthreaded&amp;q=1\" rel=\"nofollow\">";

and:

Code
 			$Username = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$UserNumber\">$PPoster</a>";

with:

Code
 			$Username = "<a href=\"{$config['BASE_URL']}/ubbthreads.php?ubb=showprofile&amp;User=$UserNumber\" rel=\"nofollow\">$PPoster</a>";

templates/default/showthreaded.tpl

Replace:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$first_post}">

with:

Code
 <a style="text-decoration: none;" href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$Number}" rel="nofollow">

and:

Code
 <tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$Number}">{$lang.REPLY_POST}</a></td></tr>
{/if}
<tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}">{$lang.NEW_TOPIC}</a></td></tr>
{$addfavoption}
<tr><td class="popup_menu_content"><a target="_blank" href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}printthread{$var_sep}Board{$var_eq}{$Board}{$var_sep}main{$var_eq}{$current}{$var_sep}type{$var_eq}thread">{$lang.PRINT_THREAD}</a></td></tr>
{if $config.TOPIC_DISPLAY_OPTIONS == "both" }
<tr><td class="popup_menu_content">
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}{$Flat}{$var_sep}an{$var_eq}{$an}{$var_sep}page{$var_eq}{$page}">

with:

Code
 <tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newreply&amp;Number={$Number}" rel="nofollow">{$lang.REPLY_POST}</a></td></tr>
{/if}
<tr><td class="popup_menu_content"><a href="{$config.BASE_URL}/ubbthreads.php?ubb=newpost&amp;Board={$Board}" rel="nofollow">{$lang.NEW_TOPIC}</a></td></tr>
{$addfavoption}
<tr><td class="popup_menu_content"><a target="_blank" href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}printthread{$var_sep}Board{$var_eq}{$Board}{$var_sep}main{$var_eq}{$current}{$var_sep}type{$var_eq}thread" rel="nofollow">{$lang.PRINT_THREAD}</a></td></tr>
{if $config.TOPIC_DISPLAY_OPTIONS == "both" }
<tr><td class="popup_menu_content">
<a href="{$config.BASE_URL}/ubbthreads.php{$var_start}ubb{$var_eq}showflat{$var_sep}Number{$var_eq}{$Flat}{$var_sep}an{$var_eq}{$an}{$var_sep}page{$var_eq}{$page}" rel="nofollow">