Smart PageRank.com - get emailed if your pagerank updates and much more!

http://www.smartpagerank.com has launched!

Here are the features that separates smartpagerank.com from the competition:
* Email sent automatically if PageRank is updated
* Checks if PageRank is valid
* PageRank from multiple datacenters
* Checks PageRank with and without "www"
* Displays number of backlinks, alexa ranking, DMOZ links, etc.
* Mini buttons to display your PageRank
* Weekly offers for related services
* Thumbnail of website
* Unique and custom coded script
* 100% free

Again, the site is http://www.smartpagerank.com. There are quite a few planned features as well and Im always happy to hear any comments.