Suanough, get Revo Uninstaller HERE.
Reinstall Impulse. If it doesn't reinstall, see if it appears among the apps in Revo. If it does, uninstall it with Revo ONLY USE THE DARK PRINT LINKS at the end of the uninstall process.
Reboot.
Reinstall Impulse. Install your WB6 through Impulse (put in your email address) as well as updating to WB7 and any other apps from Stardock.

Should work for ya. 