Created attachment 132114 [details] Local copy of test case from pinocchio.jk0.org The machine 'pinocchio.jk0.org' is a workstation that is powered off during severe weather. Here's a tarball of the test case.
Please get this one implemented! Firefox really needs this, and there appears to be no extension to do this. :(
What about the noscript extension? That would block more than just redirects.