Play Cubefield I Have A Problem On A Website, Help?

I have a problem on a website, help? - play cubefield

Cubefield games I mildjolt, but only on the web page when the play button I can move the arrows to move the cursor in the game, move directly to the part when all the blocks and kills me, I want to to leave this site because I want to play on Facebook, but it works on other web sites, please, please, please, please, help me. please !!!!!!