Eve CDATA problem

$xml2 = thunkagexml_load_string( $xmlString, "messageID=" );
// $xml2 = thunkagexml_load_string( $xmlString, "notificationID=" );

// if this is in a loop then add onto the arrays with following:
if($xml2)
    $MailBodies += $xml2;


function thunkagexml_load_string( $xmlString, $fieldType )
{
    // simplexml_load_string is unable to handle the CDATA stuff, therefore using my own interpreter - used for mailbodies
    // fieldType for mailbodies = "messageID="
    // fieldType for notificationtexts = "notificationID="
    if(strpos($xmlString,"<row ".$fieldType) !== false)
    {
        while($rowStart = strpos($xmlString,"<row ".$fieldType, $rowEnd))
        {
            $rowEnd = strpos($xmlString, "]]></row>", $rowStart);
            $messageIDStart = $rowStart + 6 + strlen($fieldType);
            $messageIDEnd = strpos($xmlString, '"><![CDATA[', $rowStart);
            $messageBodyStart = $messageIDEnd + 11;
            $messageID = (integer)substr($xmlString,$messageIDStart,($messageIDEnd - $messageIDStart));
            $messageBody = (string)substr($xmlString,$messageBodyStart,($rowEnd - $messageBodyStart));
            $tmp[$fieldType] = $messageID;
            $tmp['messageBody'] = $messageBody;
            //var_dump($tmp);
            $returnArray[$messageID] = $tmp;
            $tmp = NULL;
        }
        return $returnArray;
    } else {
        return NULL;
    }
}