提高网页效率的14条准则

Make Fewer HTTP Requests

Use a Content Delivery Network

Add an Expires Header

Gzip Components

Put CSS at the Top

Move Scripts to the Bottom

Avoid CSS Expressions

Make JavaScript and CSS External

Reduce DNS Lookups

Minify JavaScript

Avoid Redirects

Remove Duplicate Scripts

Configure ETags

Make Ajax Cacheable

来源：

http://www.cnblogs.com/JustinYoung/archive/2007/11/20/speeding-up-web-site-14rule.html" target=_blank>http://www.cnblogs.com/JustinYoung/archive/2007/11/20/speeding-up-web-site-14rule.html