Page multi-radio and check How to verify

How does the page multi-radio and check validate?

JS did not learn, will be a bit verify that the user name password is not empty, in the face of this situation: how to verify the page radio and check? Prompt the user to select at least one item, then the cursor points to the DL for the problem of setting the ID that, JS how to write?
Baidu has not found the right code for half a day ....
Kneel to master guidance .....




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Not JS does not matter, you can refer to my blog http://blog.csdn.net/xuzuning/article/details/5861501
It's simple.
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Explore

Not JS does not matter, you can refer to my blog http://blog.csdn.net/xuzuning/article/details/5861501
It's simple.

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Say 1 floor can open.

In addition JS can learn early to learn it. This thing is very useful.
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Take a different place with multiple judgments
For an analogy.
Choose the World Classics
You can use Div as a module of world classics.
Content can be submitted by Ajax
Or it can be hidden.

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