1. Open firefox
2. Type "about:config" in address
3. Type "cache" in filter
4. Change "network.http.use-cache" value from true to false
5. Access your test page again
1. Open firefox
2. Type "about:config" in address
3. Type "cache" in filter
4. Change "network.http.use-cache" value from true to false
5. Access your test page again