HYReader 2.2.0

the author of this app says:

This reader supports reading chm/txt/umd/html files. Much faster than free version

Update:
1. Users can use Volumn Up/Down keys to open prev/next pages now
2. Fixed Zooming bugs.

@Clint: If possible, please contact me through greatht@gmail.com about the details of the "access denied" bug. I will try to fix it for you.