http://blog.csdn.net/zmxj/article/details/297649
http://en.wikipedia.org/wiki/Java_Web_Start
http://hww-1030.iteye.com/blog/1074439
http://download.oracle.com/javase/7/docs/
http://javasunnyboy.iteye.com/blog/305889
http://ljt122000.iteye.com/blog/453961
http://java.net/projects/swingworker/sources/svn/content/trunk/src/demo/org/jdesktop/swingworker/PrimeNumbersDemo.java?rev=22