10 Things to remember about AJAX:
- Ajax is an idea, not an acronym
- It's really all about JavaScript
- XML is not required
- Plan for an increase in HTTP requests
- Optimize Ajax requests carefully
- Acknowledge the two-connection limit
- Watch out for response ordering
- Acknowledge the effects of eliminating "Layer 8" error correction
- Old security threats get a second exposure
- Abide by same origin for your protection
To read more about this go to: http://www.networkworld.com/research/2008/033108-ajax.html?page=1