I'm unable to replicate this on Chrome under Mac. Can you post a screencap? Was the root domain the URI you got the error on? Are you able to access the following URLs:

http://alexgorbatchev.com/pub/sh/2.1.364/scripts/shBrushPerl... http://alexgorbatchev.com/pub/sh/2.1.364/scripts/shBrushBash...