$tpl_page_text .= '<a href="javascript:switch_edit_preview(\'post_edit\', \'post_preview\', document.post_form.text);">Редактор / Предпросмотр</a><br>';
$tpl_page_text .= '<div id="post_edit" style="display:block; width: 680px; height: 500px; max-height: 500px; max-width: 680px; border: solid 0px #dddddd">';
$tpl_page_text .= '<textarea rows="25" cols="70" name="text">'.$p_text.'</textarea><br><br>';
$tpl_page_text .= '</div>';