Java runtime cannot load?

[Ima Get Ya]

I wanted to play Dodian, but when i clicked "play now", it said java runtime cannot be loaded. If anyone could give me help by what might be going wrong, and how i could fix it, that would be great.

[Lpd]

i play mine in my documents becz i downloaded it ...

and i cant play b site either but i open it and play by my documents so u try it too