SEO in the World of Web 2.0
Problems With AJAX
Other options include rendering static HTML pages from product searches, as the vertical shopping engine Become.com does. Google’s guidelines warn that your search result pages must provide value to users to warrant inclusion in its index. So, extra care must be taken if employing this approach.
Widgets, the mini applications webmasters are encouraged to place on their sites to pull data from an external source, also are in most cases inaccessible to search engine spiders. Most widgets are built in search engine unfriendly Flash or AJAX.
A well-loved widget in the blogosphere is Eurekster’s Swicki (http://swicki.eurekster.com), which you may have seen in the sidebars of popular blogs like TechCrunch’s (www.techcrunch.com) “What’s Popular” buzzcloud. Under our tutelage, Eurekster made its widget more search engine friendly and reaped the benefits with a huge influx of search-referred traffic.