[php] nieuwsscript, ik kom der nie uit

CREATE TABLE nieuws ( 
   id int(11) NOT NULL auto_increment, 
   onderwerp varchar(40) NOT NULL, 
   bericht longtext NOT NULL, 
   auteur varchar(20) NOT NULL, 
   tijd varchar(8) NOT NULL, 
   datum varchar(10) NOT NULL, 
   email varchar(40) NOT NULL, 
PRIMARY KEY (id), 
   KEY id (id), 
   UNIQUE id_2 (id) 
);

<?
$host = "localHOST";
$db = "nieuws"; 
$user = "root"; 
$pass = ""; 
?>

<? 
include("config.php"); 

mysql_connect("$host","$user","$pass"); 
mysql_select_db("$db"); 

$select="SELECT * FROM nieuws ORDER BY id DESC limit 15"; 
$query = mysql_query($select); 

echo "<p><b>&#149 Nieuws</b></p>"; 

while ($list = mysql_fetch_object($query)) { 
echo "<p><b>$list->onderwerp </b> door <a href=\"mailto:$list->email\">$list->auteur</a> <font color=#000000>@ $list->datum, $list->tijd</font><br>"; 
echo "$list->bericht</p>"; 
echo "<p><b>$ipadres->onderwerp </b>;
} 

?>

<? 
 include("config.php"); 

if ($submit) { 
mysql_connect("$host","$user","$pass"); 
mysql_select_db("$db"); 
$bericht = htmlspecialchars($bericht); 
$bericht = eregi_replace("\\[b\]","<b>",$bericht); 
$bericht = eregi_replace("\\[/b\]","</b>",$bericht); 
$bericht = eregi_replace("\\[a\]","<a href=\"",$bericht); 
$bericht = eregi_replace("\\[/a\]","</a>",$bericht); 
$bericht = eregi_replace("\\[aa\]","\" target=\"_blank\">",$bericht); 
$bericht = eregi_replace("\\[i\]","<i>",$bericht); 
$bericht = eregi_replace("\\[/i\]","</i>",$bericht); 
$bericht = eregi_replace("\\[u\]","<u>",$bericht); 
$bericht = eregi_replace("\\[/u\]","</u>",$bericht); 
$bericht = eregi_replace("\\[p\]","<p>",$bericht); 
$bericht = eregi_replace("\\[/p\]","</p>",$bericht); 
$bericht = eregi_replace("\\[br\]","<br>",$bericht); 
$bericht = eregi_replace("\\[font\]","<font color=\"#FF0000\" size=\"1\">",$bericht); 
$bericht = eregi_replace("\\[/font\]","</font>",$bericht); 
$datum = date("d/m/Y"); 
$tijd = date("H:i"); 

$insert = "INSERT INTO nieuws (auteur,onderwerp,bericht,tijd,datum,email) VALUES ('$auteur','$onderwerp','$bericht','$tijd','$datum','$email')"; 
$query = mysql_query($insert)or die(mysql_error()); 

echo "Je Nieuws Item is succesvol geplaatst!"; 

} 
else { 
echo "<form method=post>"; 
echo "<table cellspacing=0 border=0>"; 
echo "<tr><td>Auteur: </td><td><input type=text name=auteur></td></tr>"; 
echo "<tr><td>E-mail adres: </td><td><input type=text name=email></td></tr>";
echo "<tr><td>Ipadres: </td><td><input type=text name=ipadres></td></tr>";  
echo "<tr><td>Onderwerp: </td><td><input type=text name=onderwerp></td></tr>"; 
echo "<tr><td>Bericht: </td><td><textarea name=bericht cols=100 rows=10></textarea></td></tr>"; 
echo "<tr><td colspan=2><input type=submit value=Toevoegen name=submit style=width:99%></td></tr>"; 
echo "</table></form>"; 
} 

?>