2 Problems: Custom Config AND Intern File Browser

<?php
$oFCKeditor = new FCKeditor('content') ;
$oFCKeditor->BasePath = 'fckeditor/' ;
$oFCKeditor->Value = $row_content['omschrijving'] ;
$oFCKeditor->Config["CustomConfigurationsPath"] = "fckeditor/hofstede.js"  ;
$oFCKeditor->ToolbarSet = "Hofstede";
$oFCKeditor->Height = 300;
$oFCKeditor->Create() ;
?>

FCKConfig.AutoDetectLanguage = false ;
FCKConfig.DefaultLanguage = "ja" ;

FCKConfig.ToolbarSets["Hofstede"] = [
['Cut','Copy','Paste','PasteText','PasteWord','-','Print','SpellCheck'],
['Undo','Redo','-','Find','Replace','-','SelectAll','RemoveFormat'],
'/',
['Bold','Italic','Underline','StrikeThrough','-','Subscript','Superscript'],
['OrderedList','UnorderedList','-','Outdent','Indent','Blockquote'],
['Link','Unlink','Anchor'],
['Image','Table','Rule','SpecialChar','PageBreak'],
'/',
['Style','FontFormat','FontName','FontSize'],
['TextColor','BGColor'],
['FitWindow','ShowBlocks','-','About'] // No comma for the last row.
] ;