Instructions for Mac OS X
Uninstall Java Version of Inquisit Web
Open the Java applet from the /Applications/Utilities/ folder, click the "View..." button, select the Inquisit application, and click the delete button.
Uninstall Chrome, Firefox, or Safari
Close your browser and delete the "/Applications/InquisitPlayer.app" or the "/Users/(username)/Applications/InquisitPlayer.app" file.
Close your browser and delete the "/Library/Internet Plug-Ins/Inquisit.plugin" or the "/Users/(username)/Library/Internet Plug-Ins/Inquisit.plugin" file.