How to Speed Up Web Site?

There are the following steps through which you can speed up you web site:

• Minimize HTTP Requests
  
• Add an Expires or a Cache-Control Header
  
• Gzip Components
  
• Put Stylesheets at the Top
  
• Put Scripts at the Bottom
  
• Avoid CSS Expressions
  
• Make JavaScript and CSS External
  
• Minify JavaScript and CSS
  
• Avoid Redirects
  
• Remove Duplicate Scripts
  
• Make Ajax Cacheable
  
• Flush the Buffer Early
  
• Make favicon small and cacheable
  
• Use GET for AJAX Requests
  
  
• Reduce the Number of DOM Elements
  

   

           The number of DOM elements is easy to test, just type in Firebug's console:    

           document.getElementsByTagName('*').length 

Cheers!