Perfect and simple Pros: This is the only sensible option for disabling/remapping ANY keys, although I use it for the NumLock key. No programming degree or registry editing required. Cons: I can't think of a con.
Summary: I Googled "disable Numlock" and could only find programming alternatives. I then tried searching with CNET. Bingo! Quick download and I literally had it working in under 45 seconds. [Key Remapper]
J. Humphrey, cnet.com, User reviews
Key Manager - Video Tutorial
4. Opening a selected text fragment in the Internet browser
The example shows the result of the "Open web page" action in combination with the %km_seltext (selected text) template.