Simple AJAX Code-Kit (SACK)
SACK is exactly what it says it is: A simple set of code to allow you to put AJAX into your webpages with none of the fuss or overhead of other packages. Just AJAX, just simple.
http://www.twilightuniverse.com/projects/sack
http://www.twilightuniverse.com/downloads/sack/tw-sack.zip
처음 ajax를 시작 하시는 분들은 이 소스를 한번 보시길 바람니다.
정말 간단하게 잘 짜여져 있습니다.