During advance08, Microsoft’s online advertising leadership forum held in Redmond, the company announced that display advertising (banner ads) was now available across two Windows Live for mobile services, and also “the launch of new markets for Windows Live for mobile services and upcoming advertising plans for its Live Search Mobile offering.”

Advertisers from France, Spain, the U.K. and the U.S. can now buy banner ads that will be displayed acorss Windows Live Messenger and Windows Live Hotmail.

“This builds upon Microsoft’s initial launch of mobile advertising for MSN Mobile in, France, , Spain, the U.K. and the U.S. where mobile ads are available alongside premium MSN Mobile content. Advertising on Windows Live for mobile is already available in Spain, and later this month will be available in Germany, Italy and the Netherlands, further extending its availability for advertisers. All ads placed on these two popular services will adhere to Mobile Marketing Association (MMA) guidelines.”

Microsoft also announced that it plans to expand its mobile sponsored links offers on Live Search Mobile in the second half of 2008. A beta is currently available in the U.S.

The press release is available here.