functions in the WYSIWYG editor wont work - Joomla! Forum - community, help and support

each time try add link in article or add picture, pop box loads blank , page called something :

http ://sitename.com - {$lang_insert_link_title}

anyone got idea's?

thanks

does error occur when editing articles in front-end or in back-end?

wysiwyg editor not working in back-end?
how access back-end of site?
with http://www.yoursite.com/administrator or http://yoursite.com/administrator
and how $mosconfig_live_site configured in configuration.php ? or without www. ?
please see: http://forum.joomla.org/index.php/topic,87198.0.html

wysiwyg editor not work in front-end?
did include following code in template's index.php:
id ) { initeditor(); } ?>