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<p style="margin: 10px 0 0 0">Did some more googling. Maybe this helps: <a href="http://stackoverflow.com/questions/6980192/firefox-5-caching-301-redirects" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">http://stackoverflow.com/questions/6980192/firefox-5-caching-301-redirects</a></p>
<p style="margin: 10px 0 0 0">The two suggestions are - <br /> + to diagnose this turn off caching in the developer's tools. Sounds a bit like a bloody big hammer.<br /> + It may be that we can tell Apache to tell the browser not to cache via the <tt>cache-control</tt> and <tt>expires</tt> headers when it send index.html</p>
<p style="margin: 10px 0 0 0">Note that the above quote appears to indicate that caching 301's is OK, whereas the <a href="http://stackoverflow.com/questions/12212839/how-long-is-a-302-redirect-saved-in-browser" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">previously quoted page </a> pages says that a 301 SHOULD not be cached.</p>
<p style="margin: 10px 0 0 0">Code changes could be to replace</p>
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location.href = string;
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<p style="margin: 10px 0 0 0">with</p>
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location.assign(string);
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<p style="margin: 10px 0 0 0">which I bet will do the same thing or</p>
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location.replace(string);
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<p style="margin: 10px 0 0 0">which doesn't store in history. That might mean "and don't cache"</p>
<p style="margin: 10px 0 0 0">Or we could simulate what nor mal operation does - build an <a href="whatever"> and click it befire its been displayed. I might even be inclined to start there.</p>
<p style="margin: 10px 0 0 0">A quick DDG didn't show anything, It all depends on how willing Scott is to try patches. Maybe I'll start by trying to write the "write an href and click it" code and see where that ends up.</p>
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