Use fckeditor to send/receive from mysql

I want to replace the textarea named cmessage of the below code for fckeditor, and use it to send and receive data from and to a mysql database, what do I have to do in order to get it working?

Thank you very much

Database: prueba, user: root, password: <none>, table: contact.

Note, the code is generated by Dreamweaver 8.

----------- form page start-----------

<?php require_once('Connections/prueba.php'); ?>

<?php
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
{
  $theValue = (!get_magic_quotes_gpc()) ? addslashes($theValue) : $theValue;

  switch ($theType) {
    case "text":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;    
    case "long":
    case "int":
      $theValue = ($theValue != "") ? intval($theValue) : "NULL";
      break;
    case "double":
      $theValue = ($theValue != "") ? "'" . doubleval($theValue) . "'" : "NULL";
      break;
    case "date":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;
    case "defined":
      $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
      break;
  }
  return $theValue;
}

$editFormAction = $_SERVER['PHP_SELF'];
if (isset($_SERVER['QUERY_STRING'])) {
  $editFormAction .= "?" . htmlentities($_SERVER['QUERY_STRING']);
}

if ((isset($_POST["MM_update"])) && ($_POST["MM_update"] == "form1")) {
  $updateSQL = sprintf("UPDATE contact SET cname=%s, cemail=%s, csubject=%s, cmessage=%s WHERE cid=%s",
                       GetSQLValueString($_POST['cname'], "text"),
                       GetSQLValueString($_POST['cemail'], "text"),
                       GetSQLValueString($_POST['csubject'], "text"),
                       GetSQLValueString($_POST['cmessage'], "text"),
                       GetSQLValueString($_POST['id'], "int"));

  mysql_select_db($database_prueba, $prueba);
  $Result1 = mysql_query($updateSQL, $prueba) or die(mysql_error());
}
?>

<form action="<?php echo $editFormAction; ?>" id="form1" name="form1" method="POST">

<label>cid
<input name="id" type="text" id="id" />
<br />
nombre
<input name="cname" type="text" id="cname" />
</label>
<label><br />
asunto
<input name="csubject" type="text" id="csubject" />
</label>
<label><br />
email
<input name="cemail" type="text" id="cemail" />
</label>
<label></label>
<br />
<label>mensaje
<textarea name="cmessage" id="cmessage"></textarea>
</label>
<label></label>

<p>
<label></label>
</p>
<label>
<input type="submit" name="Submit" value="Enviar" />
</label>
<input type="hidden" name="MM_update" value="form1">
</form>
----------- form page end-----------