<?
function mess_str($pref,$max_mess_str,$page,$dop)
{
    $mess = mysql_query("select * from `".$pref."` $dop");
    $mess_col=mysql_num_rows($mess);
    $str_col=ceil($mess_col/$max_mess_str);
    for($i=1; $i<$str_col+1; $i++)
    {
        if(($page/$max_mess_str+1)==$i)
        {
?>        
                    <div class="pages">
                        <a class="pg sel" href="?page_<?=$pref?>=<?=($i-1)*$max_mess_str?>"><?=$i?></a>
                        <?}else{?>
                        <a class="pg" href="?page_<?=$pref?>=<?=($i-1)*$max_mess_str?>"><?=$i?></a>
<?
        }
    }
}
?>