Hoe veilig is www.winkel.klikgo.nl

<?

$query="SELECT * FROM `tabel` WHERE alfabetisch='$d' ORDER BY id DESC"; 
  $sql=mysql_query($query) or die (mysql_error()); 
  $npics = mysql_num_rows($sql)or die(mysql_error()); 
  while ($obj=mysql_fetch_object($sql)) { 

?>

<?
 
$query="SELECT * FROM `tabel` WHERE alfabetisch='$d' ORDER BY id DESC"; 
  $sql=mysql_query($query) or die (mysql_error()); 
  $npics = mysql_num_rows($sql)or die(mysql_error()); 
  while ($obj=mysql_fetch_object($sql)) { 
 
?>

en dan doe ik als $d dit?

'; DELETE FROM `tabel`; SELECT * FROM 'tabel

en dan doe ik als $d dit?
 
'; DELETE FROM `tabel`; SELECT * FROM 'tabel