Закомментим ненужные строки через <!-- и закроем строку коммента -->
<ul>
<!-- <li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'sortn', 'nsort' => $sort.sortn])}" class="item{if $cur_sort=='sortn'} {$cur_n}{/if}" rel="nofollow">{t}умолчанию{/t}</a></li>-->
<li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'cost', 'nsort' => $sort.cost])}" class="item{if $cur_sort=='cost'} {$cur_n}{/if}" rel="nofollow">{t}цене{/t}</a></li>
<li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'rating', 'nsort' => $sort.rating])}" class="item{if $cur_sort=='rating'} {$cur_n}{/if}" rel="nofollow">{t}популярности{/t}</a></li>
<!--<li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'dateof', 'nsort' => $sort.dateof])}" class="item{if $cur_sort=='dateof'} {$cur_n}{/if}" rel="nofollow">{t}дате{/t}</a></li>-->
<!-- <li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'num', 'nsort' => $sort.num])}" class="item{if $cur_sort=='num'} {$cur_n}{/if}" rel="nofollow">{t}наличию{/t}</a></li>-->
<li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'title', 'nsort' => $sort.title])}" class="item{if $cur_sort=='title'} {$cur_n}{/if}" rel="nofollow">{t}названию{/t}</a></li>
{if $can_rank_sort}
<!--<li><a href="{$this_controller->api->urlMakeCatalogParams(['sort' => 'rank', 'nsort' => $sort.rank])}" class="item{if $cur_sort=='rank'} {$cur_n}{/if}" rel="nofollow">{t}релевантности{/t}</a></li>-->
{/if}                                    
</ul>

<span class="pageSize">
            Показывать по 
            <span class="ddList">
                <span class="value">{$page_size}</span>
                <ul>
                    {foreach $items_on_page as $item}
                    <li class="{if $page_size==$item} act{/if}"><a href="{urlmake pageSize=$item}">{$item}</a></li>
                    {/foreach}
                </ul>
            </span>
        </span>