But RIM's management believes its new wireless Web services, third party software agreements and plans to expand to new markets will keep the company on top.

CNN: How BlackBerry conquered the world

Microsoft's wireless push takes flight as its large stable of MSN Web services, such Hotmail and Expedia, becomes available on wireless phones and handheld devices.

CNN: Gates aims for wireless blue yonder

Mobile Server also includes support for a number of services for building mobile applications, including XML, Web Distributed Authoring and Versioning (WebDAV) and Wireless Markup Language.

CNN: Microsoft introduces wireless server