You've just discovered an error in our application, we've been notified and will take care of it.
Temporarily, we recommend to use latest versions of the following browsers to trade on our trading platform: Chrome, Firefox, Opera.
This version of the site works on Bitcoin TESTNET. It means that bitcoins aren't real and you can safely experiment without fear of losing any money. Be sure you install a Bitcoin TESTNET wallet though: read up our manual on how to do that in the Guides/FAQ section.