I need help with Winamp because I can't dock it onto my taskbar.

In order to be able to dock it, I need to check it here:

Right?
But it's not there, as you can see.
And if I try to create new toolbar, I can only select the entire Winamp folder, not the app itself.

If I try to dock it WITHOUT it getting checked on the taskbar menu, it looks like this:



There's probably a very simple explaination, and I'm just being stupid. =[
Any help would be awsome.