checkboxen auswerten

<?php

if($_POST[view_class]==yes)
{

$klasseid = $_POST[klasse_id];

echo 

<form action=\$PHP_SELF\ method=\post\>
<table><tr><td>Schüler</td><td>Löschen?</td></tr>;

$result = mysql_query(SELECT * FROM user_klasse WHERE klasseidfs =->$klasseid'); 
 while($row = mysql_fetch_array($result)) {


$result2 = mysql_query(SELECT * FROM user WHERE userid =->$row[useridfs]'); 
 while($row = mysql_fetch_array($result2)) {

echo <tr><td>$row[vorname] $row[name]</td><td><input type=\checkbox\ name=\user\ value=\$row[userid]\></td></tr>;

}
}

echo <tr><td><input type=\submit\ name=\user\ value=\User löschen\></td><td><input type=\hidden\ value=\yes\ name=\del_user\></td></tr></table></form>;


}
else
{

echo Bitte wählen Sie zunächst die betroffene Klasse aus.<br><br>

<form action=\$PHP_SELF\ method=\post\>
Klasse <select name =\klasse_id\ onChange=\submit()\>
<option>- select -</option>;

$result = mysql_query(SELECT * FROM klasse ORDER BY klasseid DESC); 
 while($row = mysql_fetch_array($result)) {
  
echo <option value=\$row[klasseid]\>$row[bezeichnung]</option>;
	   
 }
 
echo </select>

<input type=\hidden\ value=\yes\ name=\view_class\>

</form>;

}

?>

<div class=fett>User löschen</div>

<?php

if($_POST[del_user]==yes)
{
 
$user_delid = $_POST[user_delid];


  foreach($user_delid as $id) {

$result = mysql_query(DELETE FROM user WHERE userid =->$id');
$result2 = mysql_query(DELETE FROM mail WHERE useridfs =->$id');
$result3 = mysql_query(DELETE FROM user_klasse WHERE useridfs =->$id');

}


}
else
{


if($_POST[view_class]==yes)
{

$klasseid = $_POST[klasse_id];

echo 

<form action=\$PHP_SELF\ method=\post\>
<table cellpadding=\1\ cellspacing=\0\><tr class=\user_table\><td>Schüler</td><td>Löschen?</td></tr>;

$result = mysql_query(SELECT * FROM user_klasse WHERE klasseidfs =->$klasseid'); 
 while($row = mysql_fetch_array($result)) {


$result2 = mysql_query(SELECT * FROM user WHERE userid =->$row[useridfs]'); 
 while($row = mysql_fetch_array($result2)) {

echo <tr><td>$row[vorname] $row[name]</td><td align=\right\><input type=\checkbox\ name=\user_delid[]\ value=\$row[userid]\></td></tr>;

}
}

echo <tr><td><input type=\submit\ name=\user\ value=\User löschen\></td><td><input type=\hidden\ value=\yes\ name=\del_user\></td></tr></table></form>;


}
else
{

echo Bitte wählen Sie zunächst die betroffene Klasse aus.<br><br>

<form action=\$PHP_SELF\ method=\post\>
Klasse <select name =\klasse_id\ onChange=\submit()\>
<option>- select -</option>;

$result = mysql_query(SELECT * FROM klasse ORDER BY klasseid DESC); 
 while($row = mysql_fetch_array($result)) {
  
echo <option value=\$row[klasseid]\>$row[bezeichnung]</option>;
	   
 }
 
echo </select>

<input type=\hidden\ value=\yes\ name=\view_class\>

</form>;

}
}
?>