Courtesy of the folks at TechCrunch who look out for these things, here are a couple of nifty web services to help you when you encounter a site that’s down and want to know when it’s up again: NotifyMeWhenIt’sUp.com; and DingIt’sUp.com In either case you just type in the website URL and your email address, and you’ll receive an email when the site is up again. So now you know what to do if when a server crashes during a big product launch! Source: Robin Wauters, “Get Notified When Your Fav