> .html can be crafted to force a unaware user to read file from local, and then possibly send it to a server. Yup, this is an unfortunate, legacy property, not specific to any particular browser; it is also fairly well-known and documented; see: http://code.google.com/p/browsersec/wiki/Part2#Same-origin_policy (multiple sections discussing file: access rules, including XMLHttpRequest, DOM access, etc) http://blog.chromium.org/2008/12/security-in-depth-local-web-pages.html /mz