$i=0;

echo '<table><tr>';

    $sorgu = mysql_query("select * from resimler");
 
     while ($kayit=mysql_fetch_array($sorgu))
{
$i++;

echo '

<td>
<a href="bak.php?id='.$kayit[id].'" title="'.$kayit[name].'" ><img src="'.$kayit[kresmi].'" style="border-width: 0px; height: 100px; width: 110px;"></a>
</td>

';

if($i%4==0) {echo "</tr><tr>"}
    
    }  
echo "</table>";