选择3个checkbox后,把其他的checkbox全部禁用

[img]http://dl.iteye.com/upload/attachment/0082/7146/25edbe32-d62b-3b33-afed-5afce25e6c51.png[/img]


[img]http://dl.iteye.com/upload/attachment/0082/7148/1f42b240-bfd1-3170-b741-0d2d7994c932.png[/img]

黑色头发:http://heisetoufa.iteye.com/