Yes, you can stop seeing those annoying google advertisements on the forum and best of all, you'll be doing it without breaking Invisionfree's Terms of Service!!
This is only for Mozilla Firefox users. Firstly, you need to get Firefox here:http://getfirefox.com/
Secondly, download and install an extension, Adblock, here:https://addons.mozilla.org/extensions/morei...ication=firefox
After installing it, you need to restart Firefox (close it and start again) to get Adblock running.
Go to Tools > Adblock > Preferences
and add this:
And you're done!! B)