Error reporting like this is a good technique that’s baked into many Windows Live sites, Outlook Web Access, and other web applications. -Eric Lawrence
Program Manager, Internet Explorer Team
Developer, Fiddler HTTP Debugging Proxy

...a solid JS error logging technique.-Robert Gravelle
JavaScript Expert and WebReference.com Author

Very useful, especially since there are just too many browser variants out there. -Thomas Boltze
CTO, China Cascade Interactive

Top Errors Detected by ScriptCanary This Month

1. Syntax error
2. Invalid character
3. Object required
4. Object expected
5. Expected ']'
6. variable is undefined
7. missing ] after element list
8. node.getElementsByTagName(element)[0] is undefined
9. Expected ';'
10. variable is not defined
11. Error loading script
12. Variable is null or not an object
13. Access is denied.
14. Unterminated string constant