This is the best thing ever. Stop reading this and go to this link and start downloading:
It's only 800k, so there is no excuse.
I'm downstruck. It is just too perfect. Netcaptor is simply an extension of the IE interface that is SO wonderfully well designed that you almost cannot belive it. Tabs, groups, aliases, groups, you name it. And it's all so well implemented it's almost scary.
Mozilla, Opera and standard IE can go to heck for all I care - I'm now married to Netcaptor.