1. Download the "Offline" Java & install:
Java 1.5 (take the JRE)
2. Downld & install the "Offline" LW version:
http://www.limewire.com/english/content/download.shtml
3. If still no success, then downld the "Other" version;
Unzip it & use
4. If still install or opening problems then see steps 2-3, & 5-6 here
Fixes for Limewire