Open Java Control Panel and switch to Security tab.

There is the security level control. For each security level, there is no mnemonic key displayed in English. In Asian locales(CCJK), there is something like (V), (H), (M), but actually these keys are not mnemonic keys for the levels.

Screenshots in 7u10 b17:
English with no mnemonic key:
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u10/b17/jre-x86-offline/win7-en/1353940565.jpg

In CCJK there are something like (V), (M), ... :
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u10/b17/jre-x86-offline/win7-zh_TW/1353950042.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u10/b17/jre-x86-offline/win7-zh_CN/1353948724.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u10/b17/jre-x86-offline/win7-ko/1353945877.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u10/b17/jre-x86-offline/win7-ja/1353944947.jpg

This problem also happens in all the later releases even the security level control is changed a little.

In 7u21 pit:
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u21/pit1/jre-x86-offline/winxp-ko/1362910034.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u21/pit1/jre-x86-offline/winxp-zh_CN/1362911823.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u21/pit1/jre-x86-offline/winxp-ja/1363168476.jpg
http://bej301328.cn.oracle.com/gatejava/test/jdk2/results/7u21/pit1/jre-x86-offline/win7-zh_TW/1363268477.jpg