I clicked on a newspaper site last week and gor redirected to scour.com now my computer is getting redirected to among other sites ones that are pornographic

Download and install a legitimate anti-spyware software. Choose from malwarebytes antimalware or superantispyware. Download links http://www.pcrisk.com/top-spyware-r... Both are free and does a great job at detecting and removing spyware. Download, install and update before running a full system scan.
If you still get redirects try hitman pro http://www.surfright.nl/en/products/
You may also try Kaspersky's TDSSKiller http://support.kaspersky.com/viruse...
