Last night I upgraded to tinymce 2.0.6.1 from 2.0.4 and now the element path is no longer working, here's my init call:
$fullScript = <<<FULL_SCRIPT
<script language="javascript" type="text/javascript" src="{$base_url}assets/plugins/tinymce/jscripts/tiny_mce/tiny_mce.js"></script>
<script language="javascript" type="text/javascript">
tinyMCE.init({
theme : "advanced",
mode : "exact",
relative_urls : {$relative_urls}, {$document_base_url}
remove_script_host : {$remove_script_host},
language : "{$tinymce_language}",
nowrap : false,
object_resizing : false,
fix_content_duplication : true,
force_p_newlines : false,
force_br_newlines : false,
remove_linebreaks : false,
apply_source_formatting : false,
fix_list_elements : true,
$elmList
$webWidth
$webHeight
plugins : "style,layer,table,advhr,advimage,advlink,insertdatetime,preview,flash,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable",
theme_advanced_buttons1_add_before : "separator,save,newdocument,separator",
theme_advanced_buttons1_add : "",
theme_advanced_buttons2_add : "separator,insertdate,inserttime,preview,separator,forecolor,backcolor",
theme_advanced_buttons2_add_before: "cut,copy,paste,separator,search,replace,separator,pastetext,pasteword,selectall,separator",
theme_advanced_buttons3_add_before: "tablecontrols,separator",
theme_advanced_buttons3_add : "iespell,flash,advhr,separator,print,separator,ltr,rtl,separator,fullscreen",
theme_advanced_buttons4 : "insertlayer,moveforward,movebackward,absolute,|,styleprops",
theme_advanced_toolbar_location : "bottom",
theme_advanced_toolbar_align : "left",
theme_advanced_path_location : "top",
theme_advanced_source_editor_width : "768",
theme_advanced_source_editor_height : "576",
theme_advanced_source_editor_wrap : true,
plugin_insertdate_dateFormat : "%Y-%m-%d",
plugin_insertdate_timeFormat : "%H:%M:%S",
extended_valid_elements : "a[name|href|target|title|onclick],img[class|src|border=0|alt|title|hspace|vspace|width|height|align|onmouseover|onmouseout|name],hr[class|width|size|noshade],font[face|size|color|style],span[class|align|style]",
$cssPath
$cssSelector
onchange_callback : "tvOnTinyMCEChangeCallBack",
resource_browser_path : "{$base_url}manager/media/browser/mcpuk/browser.html?Connector={$base_url}manager/media/browser/mcpuk/connectors/php/connector.php&ServerPath={$base_url}",
$fileBrowserCallback
});