As part of Facebook Week here on Read/WriteWeb, I am going to be taking a look at the top applications on the Facebook platform. With nearly 1800 apps, the platform has been a runaway success for Facebook, and the most popular ten applications reach over 46 million users. I'm going to be breaking those 1800 apps down to the top 50 across 5 categories (10 in each). This is a compl in Public bookmarkswith facebookweb2.0webdesign