Как исправить неверный урл выдаваемый модулем nextpreviewnews ?

<?php
/*
=====================================================
Автор: rocksmart
-----------------------------------------------------
Данный код защищен авторскими правами
=====================================================
 Файл: nextpreviewnews.php
-----------------------------------------------------
 Назначение: Следущая и предидущая новость
=====================================================
*/

if( ! defined( 'DATALIFEENGINE' ) ) {
    die( "Hacking attempt!" );
}

$id = NEWS_ID;


if( $config['allow_cache'] != "yes" ) {
            $config['allow_cache'] = "yes";
            $revert_cache = true;
        } else {
            $revert_cache = false;
}


$cont = dle_cache( "nextpreviewnews",$id);


if( $cont === FALSE ) {

$result = $db->query("SELECT id, date, title, category, alt_name FROM " . PREFIX . "_post WHERE (
`id` = (SELECT MAX(`id`) FROM " . PREFIX . "_post WHERE `id` < ".$id." AND approve = '1')
OR `id` = (SELECT MIN(`id`) FROM " . PREFIX . "_post WHERE `id` > ".$id." AND approve = '1')
) ");

while ($row = $db->get_row()){
                
$row['title'] = stripslashes( $row['title'] );                
$substrtitle = ( strlen( $row['title'] ) > 30 ) ? substr( $row['title'], 0, 30 ) . "..." : $row['title'];                
$row['category'] = intval( $row['category'] );                
$row['date'] = strtotime( $row['date'] );                
if( $config['allow_alt_url'] == "yes" ) {
            
            if( $config['seo_type'] == 1 OR $config['seo_type'] == 2  ) {
                
                if( $row['category'] and $config['seo_type'] == 2 ) {
                    
                    $full_link = $config['http_home_url'] . get_url( $row['category'] ) . "/" . $row['id'] . "-" . $row['alt_name'] . ".html";
                
                } else {
                    
                    $full_link = $config['http_home_url'] . $row['id'] . "-" . $row['alt_name'] . ".html";
                
                }
            
            } else {
                
                $full_link = $config['http_home_url'] . date( 'Y/m/d/', $row['date'] ) . $row['alt_name'] . ".html";
            }
        
        } else {
            
            $full_link = $config['http_home_url'] . "index.php?newsid=" . $row['id'];
        
        }                
                
//echo '<pre>';print_r($row);echo'</pre>';                
                
$cont .=($row['id'] < $id) ? "<div style=\"float:left;margin: 0 0 20px 2px;\">&laquo; <a href=\"".$full_link."\" title=\"".$row['title']."\">".$substrtitle."</a></div>" : "";    
$cont .=($row['id'] > $id) ? "<div style=\"float:right;margin: 0 2px 20px 0;\"><a href=\"".$full_link."\" title=\"".$row['title']."\">".$substrtitle."</a> &raquo;</div>" : "";


}
$db->free();
if($cont) {
$cont =  $cont.'<div style="clear:both;"></div>';
create_cache("nextpreviewnews",$cont,$id);
}

}    

if( $revert_cache ) $config['allow_cache'] = "no";

echo $cont;

?>