adresbalk veranderd, het scherm niet

<?php
include ("databaseconfigfile.php");

if (isset($_POST["keuze"]))
  {
    $query = "SELECT m_link FROM menu WHERE m_id='".$_POST["m_id"]."'";
    $result = mysql_query($query) or die ("FOUT: ".mysql_error());
    echo m_id;
    if ($result)
		{
      echo "het menu van ".$_POST["m_id"]." wordt getoond<br>\n";
    }
  }
  else
  {
  ?>
    <form name="form" action="<?php echo ($_SERVER["PHP_SELF"]); ?>" method="post">
    <input type="hidden" name="keuze"" value="1">
    <table border="1">
    <tr><td>naam</td><td>alt. tekst</td></tr>
    <?php
      $result = mysql_query("SELECT * FROM menu", $db);
      while (list($m_id, $m_naam, $m_alt, $m_weg) = mysql_fetch_row($result))
		  {
		    echo "<tr><td><a href=\"menu.php?id=$m_id\" title=\"$m_alt\">$m_naam</a></td>
				  <td>$m_alt</td></tr>\n";
	  	}
    ?>
    </table>
    </form>
  <?php
  }
  ?>

<?php
include ("databaseconfigfile.php");
 
if (isset($_POST["keuze"]))
  {
    $query = "SELECT m_link FROM menu WHERE m_id='".$_POST["m_id"]."'";
    $result = mysql_query($query) or die ("FOUT: ".mysql_error());
    echo m_id;
    if ($result)
		{
      echo "het menu van ".$_POST["m_id"]." wordt getoond<br>\n";
    }
  }
  else
  {
  ?>
    <form name="form" action="<?php echo ($_SERVER["PHP_SELF"]); ?>" method="post">
    <input type="hidden" name="keuze"" value="1">
    <table border="1">
    <tr><td>naam</td><td>alt. tekst</td></tr>
    <?php
      $result = mysql_query("SELECT * FROM menu", $db);
      while (list($m_id, $m_naam, $m_alt, $m_weg) = mysql_fetch_row($result))
		  {
		    echo "<tr><td><a href=\"menu.php?id=$m_id\" title=\"$m_alt\">$m_naam</a></td>
				  <td>$m_alt</td></tr>\n";
	  	}
    ?>
    </table>
    </form>
  <?php
  }
  ?>

<?
echo '<tr><td><a href="menu.php?id='.$m_id.'" title="'.$m_alt.'">'.$m_naam.'</a></td>
<td>'.$m_alt.'</td></tr>\n';
?>

<?
echo '<tr><td><a href="menu.php?id='.$m_id.'" title="'.$m_alt.'">'.$m_naam.'</a></td>
<td>'.$m_alt.'</td></tr>\n';
?>