Try everything again then; uninstall Java & reinstall using the "Offline" version. Delete the LW preferences. Reinstall LW using the "Offline" installer. There's a new LW 4.10.9 version out.
Before doing this however, try running this small utility
Crap Cleaner
BTW you could always post at Norbies site in the general section & explain a program refuses to open.
BTW if you don't already have them, run these programs 1.
ad-ware (FREE), & also 2.
Spybot - Search & Destroy (FREE)