Latest Yahoo! Messenger

Features:
Photo Sharing:
# Drag-and-drop photos into your IM windows and talk about them like you're there.
LAUNCHcast Radio:
# Make your own radio station and listen to music you like!
Yahoo! Games:
# Challenge your friends to classic Yahoo! Games in the IM window.
IMVironments:
# Use interactive themed backgrounds in your IMs.
Find, Add, Share Friends:
# Easily get connected with the people who matter most.
Yahoo! Search:
# Search from your IM window, and get results both you and your friend can see.
File Transfer:
# Drag-and-drop files for real-time sharing and instant notification that they've been received.
Address Book:
# Synchronize all your contact information.
Stealth Settings:
# Make yourself appear online to some and offline to others.
Audibles:
# Let these animated characters say it out loud for you!
Emoticons:
# Express your feelings with these animated smiling faces.
Yahoo! Avatars:
# Represent yourself with a stylized graphical image.
Display Images:
# Select an image to represent yourself to your friends.
Skins:
# Select new visual designs or disable them altogether.
Voice:
# Make free worldwide PC-to-PC calls and enjoy great sound quality and voice mail.
Take Yahoo! with You:
# Stay connected to Yahoo! Messenger on your mobile phone.
Webcam:
# Share live video with friends and family around the world.
Conference:
# Exchange text messages with multiple people in one IM.