Кнопки в РНР

<?php
@mysql_connect("localhost","root","ntpbc");
@mysql_select_db("uslugi");
mysql_set_charset('utf8'); 
$result=mysql_query( "SELECT `id`,`username`,`login`,`password`,`last_time` FROM `users` WHERE `type` = 'admin'");    
echo "<table border=1> 
<tr><th>Имя</th><th>Логин</th><th>Пароль</th><th>Онлайн</th><th>Кнопки</th></tr>"; 
 
while ($row=mysql_fetch_array($result))
{
$username=$row['username']; 
$login=$row['login'];
$password=$row['password'];
$kn='<input type="submit" name="button1" id="button1" value="Начать работу"></form>';
$_time=time()-$row['last_time'];;
if($_time>35){
 $onln= "OFF";
 $id="red";
}
else{
 $onln= "ON";
  $id="green";
}
 
echo '<form action="scripts/knopci.php" method="post" name="myform2" id="myform2">';
//<input type="submit" name="button1" id="button1" value="Начать работу"></form>
echo "<tr id=$id><td>$username</td><td>$login</td><td>$password</td><td>$onln</td><td>$kn</td></tr></form>";  
 
}
echo "</table>";
//if(isset($_POST[button1])){
//$i=time()/60;
//echo $i;
 
 
}
?>

<?php
 
@mysql_connect("localhost","root","ntpbc");
@mysql_select_db("uslugi");
mysql_set_charset('utf8'); 
if(isset($_POST[button1])){
$login= $_POST[login];
mysql_query("DELETE FROM `uslugi`.`users` WHERE `login` = '$login'");
 
 
}
?>

$k='<form action="scripts/knopci.php" method="post" name="myform2" id="myform2"><input type="submit" name="button1" id="button1" value="Удалить">
<input type="hidden" name="login" value="$login"></form>';