1. Log into you cPanel and click on the "Hotlink Protection" link under the Security section.
2. On the next page enter the URLs that you wish to grant access to. Add/Modify the extentions that you wish to protect. You can also enter an optional URL to redirect if one of the extentions is accessed out side of the safe URLs listed. You can also allow access to the extentions upon direct request by checking the box at the bottom.
If you have further questions or issues, please let us know.