Vaag probleem met php

<?php
include_once('includes.php');
include_once('FCKeditor/fckeditor.php');
$gb = new gastenboek();
$gb->hoeveel(6);
$gb->toevoegen();
$gb->balk();
$gb->edit();
$gb->printen();
?>

<?php
class gastenboek
{
    function __construct()
    {
        if (!mysql_query('SELECT id FROM gastenboek'))
        {
            mysql_query("
			CREATE TABLE gastenboek (
  			id int(4) NOT NULL auto_increment,
  			naam varchar(30) default NULL,
  			bericht text default NULL,
  			datum varchar(15) default NULL,
  			titel varchar(255) default NULL,
  			ipadres varchar(20) default NULL,
  			deleted tinyint(1) default 0,
  			PRIMARY KEY  (id)
			) ENGINE=MyISAM  DEFAULT CHARSET=latin1 AUTO_INCREMENT=14 ;");
        }
        $query = mysql_query("SELECT ipadres FROM ban");
        if (mysql_num_rows($query) != 0)
        {
            while ($inf = mysql_fetch_row($query))
            {
                if ($i == "")
                {
                    $this->banzor .= "'".$inf[0]."'";
                    $i++;
                }
                else
                {
                    $this->banzor .= ",'".$inf[0]."'";
                }
            }
        }
        else
        {
            $this->banzor = "'666.666.666.666'";
        }
    }
    function hoeveel($hoeveel)
    {
        $this->aantal = $hoeveel;
    }
    function printen()
    {
        if ($_GET[pagina] == "" || $_GET[pagina] == '0')
        {
            $_GET[pagina] = 1;
        }
        $hvl = ($_GET[pagina] * $this->aantal) - $this->aantal;
        $sql = "SELECT * FROM gastenboek WHERE NOT userip IN($this->banzor) AND deleted = 0 ORDER BY id DESC LIMIT $hvl , $this->aantal";
        $query = mysql_query($sql) or die(mysql_error());
        $hvls = mysql_num_rows($query);
        if ($hvls != 0)
        {
            while ($inf = mysql_fetch_row($query))
            {
                echo $inf[4]." door: ".$inf[1]." op ".$inf[3];
                if ($_SERVER[REMOTE_ADDR] == $inf[5] && $this->edit == true)
                {
                    echo ' <a href="?edit='.$inf[0].'">edit</a>';
                }
                if ($this->admin == true)
                {
                    echo ' <a href="?deleted='.$inf[0].'">Delete bericht</a>';
                }
                if ($this->admin == true && $inf[5] != $_SERVER[REMOTE_ADDR])
                {
                    echo ' <a href="?ban='.$inf[5].'">Ban Ip</a>';
                }
                echo '<br>'.$inf[2];
                $oeps++;
                if ($oeps < $hvls)
                {
                    echo '<hr>';
                }
            }
            echo $this->balk;
        }
        else
        {
            echo 'Er is niks gevonden';
        }
        if ($this->lawl == true)
        {
            echo '<form action="'.$_SERVER[PHP_SELF].'" method="POST"><table>
		<tr><td>Titel:</td><td><input type="text" name="titel"></td></tr>
		<tr><td>Door:</td><td><input type="text" name="naam"></td></tr>
		<tr><td colspan="2">';
            $oFCKeditor = new FCKeditor('FCKeditor1');
            $oFCKeditor->BasePath = 'FCKeditor/';
            $oFCKeditor->Value = '';
            $oFCKeditor->ToolbarSet = 'Gastenboek';
            //$oFCKeditor->Config['CustomConfigurationsPath'] = '../myconfig.js';
            $oFCKeditor->Create();
            echo '</td></tr><br>
		<tr><td colspan="2" align="center"><input type="submit" value="Versturen"></td></tr></table></form>';
        }
    }
    function balk()
    {
            $sql = "SELECT id FROM gastenboek WHERE NOT userip IN($this->banzor) AND NOT deleted = 1";
            $query = mysql_query($sql) or die(mysql_error());
            $th = mysql_num_rows($query);
            if ($th > $this->aantal)
            {
                $ap = $th / $this->aantal;
                $ab = ceil($ap);
                if ($_GET[pagina] == "" && $_GET[pagina] == '0')
                {
                    $_GET[pagina] = 1;
                }
                $this->balk .= '<br><br>';
                for ($i = 1; $i <= $ab; $i++)
                {
                    $max = $_GET[pagina]+4;
                    $min = $_GET[pagina]-4;
					if ($i <= $max && $i >= $min){
					if ($i > $min && $i != 1)
                    {
                        $this->balk .= ' | ';
                    }
                    if ($i == $_GET[pagina])
                    {
                        $this->balk .= '<b>'.$i.'</b>';
                    }
                    else
                    {
                        $this->balk .= '<a href="?pagina='.$i.'">'.$i.'</a>';
                    }
                    }
                }
            }
        }
    
    function toevoegen()
    {
        $this->lawl = true;
        if ($this->lawl == true)
        {
            if ($_SERVER[REQUEST_METHOD] == POST)
            {
                if (isset($_POST[FCKeditor1]))
                {
                    if (!empty($_POST[naam]) && !empty($_POST[titel]) && !empty($_POST[FCKeditor1]))
                    {
                        $naam = stripslashes(htmlspecialchars($_POST[naam]));
                        $titel = stripslashes(htmlspecialchars($_POST[titel]));
                        $neuk = $_POST[FCKeditor1];
                        $datum = date('d-m-y');
                        $ipadres = $_SERVER[REMOTE_ADDR];
                        $sql = "INSERT INTO gastenboek(naam,bericht,datum,titel,userip)VALUES('".$naam.
                            "','".$neuk."','".$datum."','".$titel."','".$ipadres."')";
                        mysql_query($sql) or die(mysql_error());
                        /*echo '<br><br>Uw bericht is toegevoegd.<br>
                        Click <a href="">HIER</a> om uw bericht te bekijken.';*/
                    }
                    else
                    {
                        echo '<b>U bent vergeten iets in te vullen.</b><br><br>';
                        //Click <a href="">hier</a> om terug te gaan.<br><br>';
                    }
                }
                elseif (isset($_POST[FCKeditor2]))
                {
                    $sql = "UPDATE gastenboek SET bericht = '".$_POST[FCKeditor2]."' WHERE id='".$_POST
                        [id]."'";
                    if (mysql_query($sql) or die(mysql_error()))
                        ;
                    {
                        echo "<b>Het toevoegen is gelukt!</b><br><br>";
                        //Click <a href=''>hier</a> om terug te gaan.<br><br>";
                    }
                }
            }

            else
            {
                //echo '1';
                /*$this->toevoegen .= '<form action="'.$_SERVER[PHP_SELF].
                '" method="POST"><table>
                <tr><td>Titel:</td><td><input type="text" name="titel"></td></tr>
                <tr><td>Door:</td><td><input type="text" name="naam"></td></tr>
                <tr><td colspan="2">';
                $oFCKeditor = new FCKeditor('FCKeditor1') ;
                $oFCKeditor->BasePath = 'FCKeditor/';
                $oFCKeditor->Value = '';
                $oFCKeditor->ToolbarSet = 'Gastenboek';
                $oFCKeditor->Config['CustomConfigurationsPath'] = '../myconfig.js' ;
                $this->toevoegen1 .= '</td></tr><br>
                <tr><td colspan="2" align="center"><input type="submit" value="Versturen"></td></tr></table></form>';*/
            }
        }
    }
    function edit()
    {
        $this->edit = true;
        if (isset($_GET[edit]))
        {
            if (is_numeric($_GET[edit]))
            {
                $sql = "SELECT bericht,id FROM gastenboek WHERE id='".$_GET[edit].
                    "' AND userip = '".$_SERVER[REMOTE_ADDR]."'";
                $query = mysql_query($sql) or die(mysql_error());
                if (mysql_num_rows($query) == 1)
                {
                    $inf = mysql_fetch_row($query);
                    echo '<form method="POST" action="'.$_SERVER[PHP_SELF].'">';
                    $oFCKeditor = new FCKeditor('FCKeditor2');
                    $oFCKeditor->BasePath = 'FCKeditor/';
                    $oFCKeditor->Value = $inf[0];
                    $oFCKeditor->ToolbarSet = 'Gastenboek';
                    //$oFCKeditor->Config['CustomConfigurationsPath'] = '../myconfig.js';
                    $oFCKeditor->Create();
                    echo '<input type="hidden" name="id" value="'.$inf[1].'">
				<input type="submit" value="versturen"></form>';
                    exit;
                }
                echo '<b>Uw bericht bestaat niet of uw ipadres komt niet overeen.</b><br><br>';
            }
            else
            {
                echo '<b>Het ingevoerde id is geen getal.</b><br><br>';
            }
        }
    }
    function admin($rank)
    {
        if ($rank > 2)
        {
            $this->admin = true;
            if ($_SERVER[REMOTE_ADDR] == '127.0.0.1')
            {
                if (isset($_GET[ban]))
                {
                    $sql = "INSERT INTO ban(ipadres) VALUES('".$_GET[ban]."')";
                    if (mysql_query($sql) or die(mysql_error()))
                    {
                        echo '<b>Het is gelukt!!!</b><br><br><a href="'.$_SERVER[PHP_SELF].
                            '">Ga Terug</a> om het resultaat te zien<br>';
                    }
                }
                elseif (isset($_GET[deleted]))
                {
                    if (is_numeric($_GET[deleted]))
                    {
                        $sql = "UPDATE gastenboek SET deleted = 1 WHERE id = '".$_GET[deleted]."'";
                        if (mysql_query($sql) or die(mysql_error()))
                        {
                            echo '<b>Het is gelukt!!!</b><br><br>';/*<a href="'.$_SERVER[PHP_SELF].
                            '">Ga Terug</a> om het resultaat te zien<br>';*/
                        }
                    }
                    else
                    {
                        echo '<b>Het opgegeven nummer is geen getal!</b><br><br>';
                    }
                }
            }
        }
    }
}
?>

error_reporting() staat ook op het hoogst en geeft 0 errors