Please try "My Favorite Weblinks" for all your internet bookmarking needs. There IS no other program anywhere that has the 4 level deep custom bookmarking capabilities of this program.
There are many different types of modules that you can create: Link, Calendar, Weather Channel, Event, Wallet, Blog, ToDo List, News Feed and HTML.
There are also 6 different zones on your computer screen where you can place the above Modules.
You can also create Categories within each module to separate and organize your items.