The onemolecule website is finally online again - we apologize for the inconvenience and thank you for your patience while we are working on fully restoring its functionality. The site had been compromised in May 2013 and had to be taken offline in order to disrupt the distribution of spam advertising. Since then, we have rebuilt the system from scratch on a new server. Our immediate goal was to make PSF Lab available again in the shortest possible timeframe, even on a barebones system, while the creation of all other web content and graphical design will follow in the next few weeks.
Again, thank you for your understanding.