On the Internet you never know when an hour passes by while you are browsing an "interesting" website that is captivating, but contributes nothing towards the accomplishment of your work. With almost any website just a click or a search query, or these days, just a "stumble" away, it is very easy to lose the sense of time.
You need to monitor the amount you spend surfing time-wasting websites. For instance, should you really be reading Boing Boing when you need to complete that blog post and then move on to the other task? This is specially a big problem for those working on their own and no body being there to keep a tab on their surfing activities. This Wired article offers some solutions.
