Using Firefox 1.5 caching - Mozilla | MDNFirefox 1.5 uses in-memory caching for entire Web pages, including their JavaScript states, for a single browser session. Going backward and forward between visited pages requires no page loading and the JavaScript states are preserved. This feature, referred to by some as bfcache (for "Back-Forward Cache"), makes page navigation very fast. This caching state is preserved until the user closes the
