Excel 2007: Code to allow auto filter in protected sheet

I have a code which protects the sheets on exit (see below). I need help creating a code that will protect the sheets, whilst allowing autofilter.

Hours of searching forums have returned results, none of which seem to be effective. Microsoft help site was no good either, as their solution is for excel 2000 only.
So far i have:

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Any help would be greatly appreciated.

This worked for me. I indented your code but the only real change was adding the underlined parameter:

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