If you install and configure your LiveHelp Server in a temporal hosting account but you moved all the joomla site and the LiveHelp Chat image not work anymore, you have a simple path problem.
If you exeute manually the tracking module you can see the follow error:
You have two easy solutions:
You need to change the server paths i the php file jlhconst.php in the follow directory /components/com_activehelper_livehelp/server/import
You can uninstall and install a fresh LiveHelp Server in the new hosting account.
On the LiveHelp Server for Joomla 2.8.0 or higher you can use the reset settings button available on the Server Settings section:
On the LiveHelp Server for WordPress 2.7.4 or higher you can use the reset settings button available on the Server Settings section: