http://bcheck.scanit.be/bcheck/

注意提示：

For your convenience we listed below the answers to some questions you might have during the test:

1. What do I do with all those open windows?
Please don't close them until the test is finished.
2. It asks me if I want to open a file. What do I do?
Please click "Cancel".
3. Media Player gets started. What do I do with it?
You can close it.

我的IE有一个高危险问题；
FIREFOX很好。