I found a post here :
But I don't really get how they are using the browser object to achieve site lock? Is it through running java script? Can anyone give me a hint?
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Thanks, blackhornet, I'll look into it!
Edit: So, if I was uploading to Scirra or Kongregate, I'm going to have to get the full address - so I'm probably going to have to upload, find the full address, edit the program and upload again?
Yes, that seems likely.
Kinda awkward - well, Kongregate has a preview mode and probably Scirra arcade does as well so I guess it'll be alright.