Accepting quests you will want Jamba. Link in the sig for the guide to that. Looting you will need to set up assist + interact with target. Information on that is also in the Jamba guide under the Questing section and in the Multiboxing Volume 1 guide.

Here is a list of keynames, including OEM keys.

http://www.hotkeynet.com/ref/keynames.html

If you have remapped the Windows key, you will have to undo that or map it to something else HotKeyNet can use as a toggle. If it is currently reporting Alt, it will only work as a modifier. I currently use the Windows Keys to swap windows.