JPSPAN provides tools to "hook up" PHP and Javascript, for the purpose of fetching data from PHP into a web page which has already loaded, without reloading the entire page
Along with Java 6 Update 10, released 14 days ago, comes a JavaScript file deployJava.js hosted at http://java.sun.com, that, among other things, helps in deploying Java applets
D. Beneventano, S. Haoum, and D. Montanari. Database and Expert Systems Applications, 2007. DEXA '07. 18th International Conference on, page 412-418. (September 2007)