How to Check who is Invisible on Yahoo Messenger(YM)
Have you ever wondered why a person in your contact list appears offline to you all the time? Now you can spy your buddy to see his real yahoo status. Use Yahoo Messenger Invisible Scanner to detect if a user is in fact offline or just invisible.
Use these Sites to Check who is invisible in yahoo:
Dont Forget to read
1.How to Chat With Multiple IDs In Yahoo Messenger
2.Yahoo Messenger Shortcut Keys