ckeditor example

<?php
    $loadedtext = "";
    $files = glob("sablonok/*.php");
    $selected = current($files);
    if (isset($_POST["codearea"]) && isset($_POST["editname"]))
    {
        if (file_exists($_POST["editname"]) && $_POST["changefile"] == 0)
        {
          file_put_contents($_POST["editname"], $_POST["codearea"]);
          $loadedtext = $_POST["codearea"];
        }
        $selected = $_POST["editname"];
    }
    if ($loadedtext == "")
    {
        $loadedtext = file_get_contents($selected);
    }
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta content="text/html; charset=utf-8" http-equiv="content-type" />
<script type="text/javascript" src="http://ckeditor.com/apps/ckeditor/3.6.2/ckeditor.js"></script>
</head>
<body>
<h3><?php echo basename($selected) ?></h3>
<form method="post" id="editform">
    <input type="hidden" name="changefile" id="changefile" value="0" />
    <textarea id="codearea" name="codearea"><?php echo $loadedtext?></textarea>
    <input type="submit" value="Mentés" />
    <select name="editname" onchange="document.getElementById('changefile').value=1;document.getElementById('editform').submit()">
      <?php foreach ($files as $filenev): ?>
        <option value="<?php echo $filenev?>" <?php if ($filenev == $selected){echo "selected='selected'";} ?> >
            <?php echo basename($filenev)?>
        </option>
      <?php endforeach?>
    </select>
</form>
<script type="text/javascript">
CKEDITOR.replace( 'codearea' );
</script>
</body>
</html>