[ajax] some ajax reference

Thinking in ajax
(I)
http://www.duduwolf.com/post/ajax_x.asp
(II)
http://www.duduwolf.com/post/webdev_by_ajax.asp
(III)
http://www.duduwolf.com/post/AJAX_Frameworks.asp

wiki framework description
http://ajaxpatterns.org/wiki/index.php?title=AJAXFrameworks

what's pojo programming
http://java.sys-con.com/read/180374.htm