Am I using too much jQuery? When am I crossing the line?

Question

Lately I found myself using jQuery and JavaScript a lot, often to do the same things that I did before using CSS.

For example, I alternate table rows color or create

Answer 1

If you turn off java script on your browser and your site/application does not run or look functionally with out it, then you have a problem.

JS is great, but it should never stop a user from using something you have built, IF it is disabled.