@waqster:
Their legal section looks pretty solid and if you ever want to sue, "Our company registration number is 4642392."
Besides, if there site is still up, someone must have gotten SOMETHING from them. Otherwise SOMEONE would've definitely complained.
Even if they haven't, might as well be you
Just make sure you keep the receipt. Credit card companies are USUALLY pretty good about recouping the losses on this kind of thing. Be sure to keep a copy of their entire legal section too... at least for a while (i.e. whenever you get your stuff, a year or so later after you know it's good.