CAN I RUN 2 VERSIONS OF FIREFOX (4.0 & 3. SIMULTANEOUSLY ON MAC OS X? HOW ?
How can I install 2 versions of Firefox, 4.0 and an older one, simultaneously on my Mac under OS X 10.6.7 ?
How can I install 2 versions of Firefox, 4.0 and an older one, simultaneously on my Mac under OS X 10.6.7 ?