Ajaxツールキットが出てた。

Sajax is an open source tool to make programming websites using the Ajax framework 〓 also known as XMLHTTPRequest or remote scripting 〓 as easy as possible. Sajax makes it easy to call PHP, Perl or Python functions from your webpages via JavaScript without performing a browser refresh. The toolkit does 99% of the work for you so you have no excuse to not use it.

ふむ。
これはちっと触ってみよう。