Inline Images with Data URLs - The Cost of Banner Advertising on Web Performance - US Broadband to Break 90% by mid-2008 among Active Internet Users - Optimization Week of Feb. 28, 2008
Optimization Week Issue #93, Feb. 28, 2008
In this issue we've got three new items for you, plus some related news. First, learn how to embed small images directly within your web pages with encoded data: URLs. This technique is now reportedly supported by IE8, making this a viable options for web performance. Next, we explore the adverse effects of banner advertising on web performance. At what price ads? Finally, US broadband penetration is poised to break 90% this summer, among active Internet users.
- Inline Images with Data URLs
- Learn how to embed images into your web pages with data URLs. The data: URI scheme includes images directly into your XHTML pages using code instead of external files, saving valuable HTTP requests.
- The Cost of Banner Advertising on Web Performance
The cost of banner ads for the average website is about one-sixth more objects and one-third more latency. Learn how online advertising affects web page response times, user behavior, and satisfaction.
- US Broadband Penetration to Break 90% by Mid-2008 Among Active Internet Users - Broadband Survey: US Broadband Uptake at 57% Overall
- Broadband penetration among active Internet users should break 90% by mid-2008 in the U.S, according to projections by Website Optimization. Overall, broadband penetration is 57% in U.S. households, according to a recent survey. A broadband stimulus package could realize an economic impact nearly as much as the economic stimulus package recently passed by Congress.
- AOL's Pagetest, a newly open source web performance testing tool that we mentioned last issue, has now been webified. You can test your site using this web-based tool against AOL's checklist of 8 performance guidelines.