If you are a Yahoo! Messenger user and don't like the default interface, here is something interesting for you.
"Y! Vista Reloaded" is a new skin for Yahoo! Messenger which will provide Windows Vista like interface in your messenger.
HOW TO USE:
1. Download and extract the file.
2. Run the "Y! Vista Blue.msi" file from the pack and it'll install the skin.
3. Run Yahoo! Messenger and change the skin from "Messenger -> Change Skin... -> Y! Vista Blue by Vishal Gupta".