The google closure library has sha1 and hmac support as well - well worth checking out http://closure-library.googlecode.com/svn/docs/namespace_goog_crypt.html

The google closure library has sha1 and hmac support as well - well worth checking out http://closure-library.googlecode.com/svn/docs/namespace_goog_crypt.html http://closure-library.googlecode.com/svn/docs/namespace_goo...