Microsoft plans to make the mobile version of its Office Communicator instant-messaging client for businesses available in 60 days. That's according to Microsoft CEO Steve Ballmer, who made the announcement at the 3GSM conference in Barcelona. Microsoft unveiled plans to develop <A HREF="http://www.microsoft-watch.com/article2/0,1995,1926541,00.asp?kc=MWRSS02129TX1K0000535">Office Communicator Mobile</A> last April. Beta 1 of the technology went to testers in October 2005. The IM client will work on Windows Mobile phones and PDAs.