LimeWire cannot fully connect. It is stuck at one out of five connection lights. The browser portion however works. I have ZoneAlarm set to allow LimeWire to access the internet and server. Any ideas?

System Information:

OS version: Windows Vista Home Premium
Firewall: ZoneAlarm (free version)
RAM: 3062 MB
Available HD Space: 182.99 GB
Connection Type: DSL
Router Brand Name: Westell 802.11g Wireless USB Adapter
Trying to connect from: House
LimeWire Version: 4.16.2
Java Version: 1.6.0_03
ISP: Verizon
Browser Test Results: Passed
Connection Details: My parent's PC has the DSL box. My PC uses a router, and my brother's is directly connected to the
DSL line.
First try at LimeWire: No. This problem has never occured before.
Saw Brick Wall in front of blue world icon: Yes
Security Programs: Ad-Aware 2007, Windows Defender, ZoneAlarm (the free version), AVG Free
Country: United States