//$rpp items por pagina
//$count total de items
$href page link

function pager($rpp, $count, $href, $opts = array()) {
    $pages = ceil($count / $rpp);

    $pagedefault = 0;

    if (isset($_GET["page"])) {
        $page = 0 + (int)$_GET["page"];
        if ($page < 0)
            $page = $pagedefault;
    }
    else
        $page = $pagedefault;

    $pager = "";
    $pager1 = "";

    $mp = $pages - 1;
    $as = "&laquo;";
    if ($page >= 1) {
        $pager .= "<a href=\"{$href}page=" . ($page - 1) . "\">";
        $pager .= $as;
        $pager .= "</a>";
    }
    else
        $pager .= "<span class=\"pagerso\">".$as."</span>";

    $as = "&raquo;";
    if ($page < $mp && $mp >= 0) {
        $pager1 .= "<a href=\"{$href}page=" . ($page + 1) . "\">";
        $pager1 .= $as;
        $pager1 .= "</a>";
    }
    else
        $pager1 .= "<span class=\"pagerso\">".$as."</span>";

    if ($count) {
        $pagerarr = array();
        $dotted = 0;
        $dotspace = 3; //links a mostrar
        $dotend = $pages - $dotspace;
        $curdotend = $page - $dotspace;
        $curdotstart = $page + $dotspace;
        for ($i = 0; $i < $pages; $i++) {
            if (($i >= $dotspace && $i <= $curdotend) || ($i >= $curdotstart && $i < $dotend)) {
                if (!$dotted)
                    $pagerarr[] = "<span class=\"extend\">...</span>";
                $dotted = 1;
                continue;
            }
            $dotted = 0;
            $start = $i * $rpp + 1;
            $end = $start + $rpp - 1;
            if ($end > $count)
                $end = $count;
            $text = "$start&nbsp;-&nbsp;$end";
            if ($i != $page)
                $pagerarr[] = "<a href=\"{$href}page=$i\">$i</a>";
            else
                $pagerarr[] = "<span class=\"current\">$i</span>";
        }
        $pagerstr = join(" ", $pagerarr);
        $pagertop = "<div class=\"pager\">$pager $pagerstr $pager1</div>";
        $pagerbottom = "<div class=\"pager\">$pager $pagerstr $pager1</div>";
    }
    else {
        $pagertop = "";
        $pagerbottom = $pagertop;
    }

    $start = $page * $rpp;

    return array($pagertop, $pagerbottom, "LIMIT $start, $rpp");
}