i downloaded a new version of safari because cnet tech tracker said i should now i cant open safEI CAUSE IT SAYS I NEED OSX 10.8 I HAVE 10.7.5 HOW CAN I UNINSTALL THIS SAFARI AND GET MY OLD VERSION BACK I NEED SAFARI BY 6PM CST TO ACCESS A INTERNET COURSE THAT I AM TAKING AND FIREFOX IS NOT SUPPORTED BY THE COURSE PLEASE HELP

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