web 2.0

Yahoo! Mail, who has provided mail services since 1997, was No.1 web mail provider in the world with 249 million users in 2006, according to comScore Media Metrix. MSN's Hotmail, a major competitors of Yahoo! Mail, with 236 million users, was listed as the second major provider followed by AOL and Google with 50 million and 60 million users respectively. To keep its leading role in mail service market, Yahoo! Mail has provided several new services such as drag-and-drop support, right-click menus, RSS feeds and a preview pane, and launched Yahoo! Mail Beta, a significantly different and advanced version, since 2004.