Tiger and Bull Chess

This is a Javascript Chess Game for kids. This script won't allow users to make non-compliant moves and gives hints. Instructions included.

1. Help on the Moving
2. Help on the Attack
3. Rules on Winning:
   

   If the Tiger chessmen have killed all the Bull chessmen, then the Tiger chessmen win; or the
   Bull chessmen have made all the Tiger chessmen not able to move anywhere, then the Bull chessmen win.