Adding adbrite ads makes your pligg sites very profitable. Interstitial adverts makes you further more dollars.
Monetize Your Pligg Site With Interstitial Advertising
After a visitor views a certain number of pages (set by you) The user is displayed one paid advertisement with instructions to continue to the content requested.
Interstitial advertising is paid by display and not pay per click.
How to add Interstitial ads to your pligg site.
1. Go to Adbrite and signup for an account.
2.Create an adzone and select Interstitial and customize the header if necessary.
3. Open pligg.tpl in your template and add the adbrite code just before