This started a few minutes ago. I went on to a project, it and loaded, and… nothing! A completely blank page apart from ‘About Educators Parents Community Guidelines DMCA Contact us
Scratch is a project of the Lifelong Kindergarten Group at the MIT Media Lab’.
I am using google chrome.
I am on a Mac mini, with ‘Snow Leopard’.
1.How can I fix this?
2.Why does it happen?
I have tried quitting and reopening Chrome.

Do you have the Latest Flash Player Installed?
Do you have JavaScript enabled?
Have you tried clearing your Cache?