Microsoft launched Windows Live Messenger messaging service

After a short period of testing, Microsoft has officially upgraded its instant messenger to a new version - Windows Live Messenger (WLM) today (June 20).

Windows Live Messenger was previously named MSN Messenger, a free tool that allows Internet users to communicate online with each other, like Yahoo Messenger.

Unlike MSN Messenger - which usually only allows exchanging text with each other, WML also provides video calling, easy file exchange, and many other features.

WML is one of the first products to "launch" under Microsoft's new "Live" name. The software company is renaming some products and launching new software under the name "Live" as part of a campaign to promote Web-based products. In this area, Microsoft also suffered from severe pressure from Google, Yahoo .

Also yesterday, Yahoo launched a Yahoo Messenger beta that integrates Voice chat application including free plug-ins, designed to perform tasks such as retrieving the above transaction information. eBay, find your friends list on Amazon.com, communicate in real time with your partner .

The upgraded Yahoo Messenger version includes 20 different languages. The English-US version is also integrated with over 20 free small plug-ins and applications to add to the chat program.

Created by Yahoo and third-party developers, plug-ins allow users to perform various tasks in the instant messaging application.

For example, eBay plug-in allows users to follow a list of personal items and deals on eBay; The Amazon.com plug-in allows you to view a list of "hottest" and "latest" news, and can easily share with friends.