Jquery geen flauw benul van

<?php
//Deze functie hebben we later nodig voor de UBB code
Echo '
 <script language="JavaScript">

function ubb() {
    return;
}
function Invoegen2(ubb) {
    var edit;
    var HuidigeTekst = document.form1.news.value;
    edit = HuidigeTekst+ubb+" ";
    document.form1.news.value=edit;
    document.form1.news.focus();
    return;
}
</script>

 
';

?>

<?php
// Lees.php


    
 


// Database connectie maken met database
include('includes/conn.php');
include('includes/ubb.php');
// Alles uit db halen laatste bericht als eerste.
$sql = mysql_query("SELECT
                        *,
                        id
                    FROM
                        news
                    ORDER BY
                        id
                    DESC $pages->limit
                    ");

// Als de query is gelukt
if($sql)
{
    // Als er items zijn
    if(mysql_num_rows($sql) > 0)
    {
        // Items neerzetten
        while($rec = mysql_fetch_assoc($sql))
        {
            // Alles echoën
            echo '<b>Naam:</b>   '.$rec['user'];
            Echo "<br>";
            echo '<b>Gepost op:</b> '.$rec['datum'];
            Echo "<br>";
                        Echo "<br>";
            echo nl2br('<b>Bericht: </b>'.ubb_gastenboek($rec['news']));
            
            // Lijntje
            echo '<br><hr><br>';
        }
    }
    // Anders
    else
    {
        // Geen berichten
        echo 'Er zijn nog geen nieuws berichten!.';
    }    
}
// Anders
else
{
    // MySql error
    echo 'Er is een fout opgetreden in de query: <br />';
    echo mysql_error();
}


# Als er is gesubmit
if( $_SERVER['REQUEST_METHOD'] == 'POST' )
{
    # Velden leeg check
if($_POST['user'] == "" )
    {
        $errors[] = 'Je bent je naam vergeten!';
    }
if($_POST['news'] == "" )
    {
        $errors[] = 'laat het veld news niet leeg !';
    }
    
if($_POST['news'] == "Typ hier je nieuws!" )
    {
        $errors[] = 'laat het veld news niet leeg !';
    }    
    
    if( !isset( $errors ) )
    {
        $qry = "INSERT INTO
                    news
                        (
                         user,
                         news,
                         ip,
                         datum                        
                         )
                VALUES
                    (
                     '".mysql_real_escape_string( $_POST['user'] )."',
                     '".mysql_real_escape_string( $_POST['news'] )."',
                     '".$_SERVER['REMOTE_ADDR']."',
                     NOW()
                     )";
                    
        if( mysql_query( $qry ) )
        {
 Echo "Het nieuw is succesvol verwerkt, bedankt voor je inzending!";
     echo '
    <form action="" method="post">
        <label>Naam:</label>
        <input type="text" size="12" maxlength="12" name="user">
        <br />
        <label>News:</label>
        <textarea name="news" rows="4" cols="50">Typ hier je nieuws!</textarea>
        <br />
        <input type="submit" value="Post" name="Post">
    </form>';
        }
        else
        {

echo 'Foutjeee :( ' . mysql_error( );
        }
    }
    else
    {
        foreach( $errors as $error )
        {
            echo  $error.'<br />';
        }
    }
}
else
{
    # Het formulier


    


?>


<table>
<TR><TD>
<a href="javascript:ubb();" onClick="javascript:Invoegen2('[b][/b]');">
<img src="http://www.phphulp.nl/img/icon/editor/bold.gif" width="16px" height="16px" border="0">
</a>

<a href="javascript:ubb();" onClick="javascript:Invoegen2('[i][/i]');">
<img src="http://www.phphulp.nl/img/icon/editor/italic.gif" width="16px" height="16px" border="0">
</a>

<a href="javascript:ubb();" onClick="javascript:Invoegen2('[u][/u]');">
<img src="http://www.phphulp.nl/img/icon/editor/underline.gif" width="16px" height="16px" border="0">
</a>

<a href="javascript:ubb();" onClick="javascript:Invoegen2('[s][/s]');">
<img src="http://www.phphulp.nl/img/icon/editor/strikethrough.gif" width="16px" height="16px" border="0">
</a>

<a href="javascript:ubb();" onClick="javascript:Invoegen2('[img][/img]');">
<img src="http://www.phphulp.nl/img/icon/editor/image.gif" width="16px" height="16px" border="0">
</a>

<a href="javascript:ubb();" onClick="javascript:Invoegen2('[quote][/quote]');">
<img src="http://www.phphulp.nl/img/icon/editor/quote.gif" width="16px" height="16px" border="0">
</a>

<img src="http://www.mafiaway.nl/images/smilies/smilesmile.gif">
</TD></TR>

</table>

<?php
    echo '
    
    <form name="form1" action="" method="post">
        <label>Naam:</label>
        <input type="text" size="12" maxlength="12" name="user">
        <br />
        <label>News:</label>
        <textarea name="news" rows="4" cols="50">Typ hier je nieuws!</textarea>
        <br />
        <input type="submit" value="Post" name="Post">
    </form>
';
}
    
    





?>

<script language="JavaScript">
$.fn.insertAtCaret = function (myValue) {
        return this.each(function(){
                //IE support
                if (document.selection) {
                        this.focus();
                        sel = document.selection.createRange();
                        sel.text = myValue;
                        this.focus();
                }
                //MOZILLA/NETSCAPE support
                else if (this.selectionStart || this.selectionStart == '0') {
                        var startPos = this.selectionStart;
                        var endPos = this.selectionEnd;
                        var scrollTop = this.scrollTop;
                        this.value = this.value.substring(0, startPos)
                                      + myValue
                              + this.value.substring(endPos, this.value.length);
                        this.focus();
                        this.selectionStart = startPos + myValue.length;
                        this.selectionEnd = startPos + myValue.length;
                        this.scrollTop = scrollTop;
                } else {
                        this.value += myValue;
                        this.focus();
                }
        });

};
</script>

var toggle = 0;

if(je klik detectie ding)
{
    if(toggle == 0)
    {
        // laat je het divje zien
        toggle = 1;
    }
    else
    {
        // laat het divje weggaan
        toggle = 0;
    }
}