gegevens met spatie uit db halen

<form name="formname" method="post" action="newsub.php" enctype="multipart/form-data">
<fieldset>
<legend>onderwerp</legend>
<input name="go" type="hidden" value="check">




<div id="textH1"> Selecteer een vestiging: &nbsp; <select name="selector" onchange="showcategorie(this.value)"></div>
<option>selecteer vestiging</option>
<?php

$sql = "SELECT * FROM beheer WHERE gbrid = ".$_SESSION['gbrid'] ;

$res =mysql_query($sql);
if (mysql_num_rows($res) >= 1)
{
while ($rij =mysql_fetch_array($res))
{

$sql2 = "select * FROM loc WHERE locid =" .$rij['locid'];

$res2=mysql_query($sql2);
if (mysql_num_rows($res2) >= 1)
{
while ($row2 = mysql_fetch_array($res2))
{

echo '<option value='.$row2['lokatie']. '>'.$row2['lokatie']. '</option>';
}
}
}
}
?>
</select>
<br />




<br />
<div id="txtHit"><b></b></div>

<table class="tablet">
<tr>
<td>onderwerp</td>
<td><input name="ownaam" type="text" id="ownaam" size="40"></td>
</tr>



<tr>
<td>&nbsp;</td>
<td><input type="submit" name="Submit" value="Verzenden">
<input type="reset" name="Reset" value="Herstellen"></td>
</tr>
</table>
<p>&nbsp;</p>
</fieldset>
</form>

<?php

$check = $_POST['check'];


if ($check =="check")
{




echo "<a href=\"nassau.php\"><strong><h5>Terug naar het overzicht</h5></strong></a>";



// toon de systeem datum
echo date("m/d/y G.i:s");


echo ("<br /><br />");






$sql = "INSERT INTO onderwerp(ownaam, catnaam, lokatie) VALUES ('$_POST[ownaam]', '$_POST[selector2]', '$_POST[selector]')";

if (!mysql_query($sql,$link))
{
die(MySQL_Error());
}
echo $_POST[ownaam];
echo "&nbsp; is toegevoegd in categorie<br>";
echo $_POST[selector2];

}




?>