Запуталась с навигацией

else if ($kolichestvo >= 180  && $kolichestvo < 193 and $page == 2) 
{echo "<nav class=\"navigation pagination\">
<div class=\"nav-links\">
<a class='page-numbers' href='search.php?gorod=" . $gorod . "'>1</a>
<span class='page-numbers current'>2</span>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=3'>3</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=4'>4</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=5'>5</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=6'>6</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=7'>7</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=8'>8</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=9'>9</a>
<span class=\"page-numbers dots\">&hellip;</span>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=16'>16</a>
<a class=\"next page-numbers\" href=\"search.php?gorod=" . $gorod . "&page=3\">Далее</a></div>
</nav>
";}

else if ($kolichestvo >= 180  && $kolichestvo < 193 and $page == 16) 
{echo "<nav class=\"navigation pagination\">
<div class=\"nav-links\">
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=8'>8</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=9'>9</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=10'>10</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=11'>11</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=12'>12</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=13'>13</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=14'>14</a>
<a class='page-numbers' href='search.php?gorod=" . $gorod . "&page=15'>15</a>
<span class='page-numbers current'>16</span>
<a class=\"next page-numbers\" href=\"search.php?gorod=" . $gorod . "\">В начало</a></div>
</nav>
";}

<?php
/*
 * url - адрес страницы без параметра page
 * total - всего постов
 * num - постов на страницу
 */
function get_html_page_list($url,$total,$num) {
    if (empty($_GET['page'])) $cur = 0; else $cur = intval($_GET['page']);
    if ($cur<0) { echo '<script>document.location.href="'.$url.'";</script>'; exit; }
    $end = floor(($total-1)/$num);
    if (!$end) return '';
    $stranicy = array();
    for ($page=-4;$page<5;$page++) { $stranicy[] = $cur+$page; }
    $stranicy = array_unique($stranicy);
    asort($stranicy);
    if (strpos($url,'?')!==false) $url = $url.'&page='; else $url = $url.'?page=';
    $html = '   
    <div id="pagenavi"><ul>
    <li>Страницы: </li>'."\n";
    foreach ($stranicy as $is => $s) if (($s<0) OR ($s>$end)) unset($stranicy[$is]);
    $stranicy = array_values($stranicy);
    if ($stranicy===array()) return '';
    if ($stranicy[0]>0)
    $html .= '<li><a href="'.$url.'0" title="Старт" class="blacksquare">Начальная</a></li>'."\n";
    if ($cur>0)
    $html .= '<li><a href="'.$url.''.($cur-1).'" title="Назад" class="blacksquare">&laquo; Предыдущая</a></li>'."\n";
    $predidushiy = -1;
    foreach ($stranicy as $s) if ($s>=0) if ($s<=$end) {
        $raznica = $s-$predidushiy;
        $predidushiy = $s;
        if ($raznica>1) $html.='<li><a class="blacksquare">...</a></li>';
        $html.='<li><a href="'.$url.''.$s.'" title="'.($s+1).'" class="blacksquare'.($s==$cur?'active':'').'">'.($s+1).'</a></li>';     
    }
    if ($cur<end($stranicy))
    $html .= '<li><a href="'.$url.''.($cur+1).'" title="Вперед" class="blacksquare">Следующая &raquo;</a></li>'."\n";
    if (end($stranicy)<$end)
    $html .= '<li><a href="'.$url.''.$end.'" title="Конец" class="blacksquare">Последняя</a></li>'."\n";
    $html .= '</ul></div>'."\n";
    return $html;
}
$total = mf('SELECT COUNT(*) x FROM Pa','x'); // mysql запрос общего числа записей
?>
<script type="text/javascript" src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
<script>
$( "#pagenavi ul li a" ).hover(
  function() {
    $( this ).addClass('blacksquareactive');
  }, function() {
    $( this ).removeClass('blacksquareactive');
  }
);
</script>
<style>
#pagenavi ul li { 
    display:inline-block;
    margin: 0px 8px 0px 8px;
}
#pagenavi ul li a, #pagenavi ul li a:hover {
    color:#2026a1;
}
#pagenavi ul li a { 
    margin: 4px;
    border: 1px solid #9bd231;
    border-radius: 4px;
    background-color: #f5f6ed;
    padding: 6px 8px 3px 8px;
    text-decoration: none;
}
#pagenavi ul li a.blacksquareactive { 
    background-color: rgb(90, 150, 183);
    color: white;
    border-color: rgb(86, 133, 162);
}
</style>
<?php
echo get_html_page_list('search.php?gorod=' . $gorod,$total,12);