Performance-Tune

Use css sprite to dispaly image

Resize image before upload

Be careful to reflows and repaints

THANKS

Articles

Best Practices for Speeding Up Your Web Site

前端工程与性能优化

The definitive front-end performance guide

梳理：提高前端性能方面的处理以及不足

Frontend performance tips for web developers

Front-end performance for web designers and front-end developers

前端性能优化的14个规则，学会就偷着乐

雅虎团队经验：网站页面性能优化的 34条黄金守则

http://www.cnblogs.com/inline/archive/2012/06/01/2531338.html