By the developer of JQuery:<p><a href="http://www.amazon.com/Pro-JavaScript-Techniques-John-Resig/dp/1590597273" rel="nofollow">http://www.amazon.com/Pro-JavaScript-Techniques-John-Resig/d...</a>
Pro Javascript Techniques(Resig), Good parts(Crockford) and a book on haskell/erlang or some other good functional language will help you juice js better.