From recent times i have had a passion to learn jQuery which is the much talked about Java Script framework these days. Today i found these few articles which exlaines common mistakes we make when coding through jQuery and how to avoid them. I also found a pretty valuable piece of software called dynaTrance which allows you to monitor Ajax performance and find bottle necks just like profiling in java. The software can be found here.The articles which explains about the jQuery best practices can be found below;
Aricle 1
Article 2