<textarea class="rte" name="description_'.$language['id_lang'].'" rows="5" cols="40"&gt;'.htmlentities($this-&gt;getFieldValue($obj, 'description', intval($language['id_lang'])), ENT_COMPAT, 'UTF-8').'</textarea>

// TinyMCE
        echo '
        < script type="text/javascript" src="'.__PS_BASE_URI__.'js/tinymce/jscripts/tiny_mce/jquery.tinymce.js"></ script>
        < script type="text/javascript">
        function tinyMCEInit(element)
        {
            $().ready(function() {
                $(element).tinymce({
                    // Location of TinyMCE script
                    script_url : \''.__PS_BASE_URI__.'js/tinymce/jscripts/tiny_mce/tiny_mce.js\',
                    // General options
                    theme : "advanced",
                    plugins : "safari,pagebreak,style,layer,table,advimage,advlink,inlinepopups,media,searchreplace,contextmenu,paste,directionality,fullscreen",
                    // Theme options
                    theme_advanced_buttons1 : "newdocument,|,bold,italic,underline,strikethrough,|,justifyleft,justifycenter,justifyright,justifyfull,styleselect,formatselect,fontselect,fontsizeselect",
                    theme_advanced_buttons2 : "cut,copy,paste,pastetext,pasteword,|,search,replace,|,bullist,numlist,|,outdent,indent,blockquote,|,undo,redo,|,link,unlink,anchor,image,cleanup,help,code,,|,forecolor,backcolor",
                    theme_advanced_buttons3 : "tablecontrols,|,hr,removeformat,visualaid,|,sub,sup,|,charmap,media,|,ltr,rtl,|,fullscreen",
                    theme_advanced_buttons4 : "insertlayer,moveforward,movebackward,absolute,|,styleprops,|,cite,abbr,acronym,del,ins,attribs,|,pagebreak",
                    theme_advanced_toolbar_location : "top",
                    theme_advanced_toolbar_align : "left",
                    theme_advanced_statusbar_location : "bottom",
                    theme_advanced_resizing : false,
                    content_css : "'.__PS_BASE_URI__.'themes/'._THEME_NAME_.'/css/global.css",
                    document_base_url : "'.__PS_BASE_URI__.'",
                    width: "582",
                    height: "auto",
                    font_size_style_values : "8pt, 10pt, 12pt, 14pt, 18pt, 24pt, 36pt",
                    // Drop lists for link/image/media/template dialogs
                    template_external_list_url : "lists/template_list.js",
                    external_link_list_url : "lists/link_list.js",
                    external_image_list_url : "lists/image_list.js",
                    media_external_list_url : "lists/media_list.js",
                    elements : "nourlconvert",
                    convert_urls : false,
                    language : "'.(file_exists(_PS_ROOT_DIR_.'/js/tinymce/jscripts/tiny_mce/langs/'.$iso.'.js') ? $iso : 'en').'"
                });
            });
        }
        tinyMCEInit(\'textarea.rte\');
        </ script>
        ';
';

 public function getTranslationsFieldsChild()
{
parent::validateFieldsLang();
return parent::getTranslationsFields(array('name', 'description', 'link_rewrite', 'meta_title', 'meta_keywords', 'meta_description'));
}

public function getTranslationsFieldsChild()
    {
        parent::validateFieldsLang();
 
        $fieldsArray = array('name', 'link_rewrite', 'meta_title', 'meta_keywords', 'meta_description');
        $fields = array();
        $languages = Language::getLanguages();
        $defaultLanguage = Configuration::get('PS_LANG_DEFAULT');
        foreach ($languages as $language)
        {
            $fields[$language['id_lang']]['id_lang'] = $language['id_lang'];
            $fields[$language['id_lang']][$this->identifier] = intval($this->id);
            $fields[$language['id_lang']]['description'] = (isset($this->description[$language['id_lang']])) ? pSQL($this->description[$language['id_lang']], true) : '';
            foreach ($fieldsArray as $field)
            {
                if (!Validate::isTableOrIdentifier($field))
                    die(Tools::displayError());
 
                /* Check fields validity */
                if (isset($this->{$field}[$language['id_lang']]) AND !empty($this->{$field}[$language['id_lang']]))
                    $fields[$language['id_lang']][$field] = pSQL($this->{$field}[$language['id_lang']]);
                elseif (in_array($field, $this->fieldsRequiredLang))
                    $fields[$language['id_lang']][$field] = pSQL($this->{$field}[$defaultLanguage]);
                else
                    $fields[$language['id_lang']][$field] = '';
            }
        }
        return $fields;
 
    }