chinese characters not supported

[GoogleCodeExporter]

What steps will reproduce the problem?
1. input a chinese string in the input box, e.g. 张三

What is the expected output? What do you see instead?

the string should be displayed normally in the inputbox, and autocompletition 
works

What version of the product are you using? On what operating system?

the demo

Please provide any additional information below.

Original issue reported on code.google.com by bluejoe2...@gmail.com on 9 Oct 2012 at 5:57