 Along with the announcement of Office Mobile 6 @.@ 1 with support for Office 2007 document formats ( <unk> , <unk> , <unk> ) ; OneNote Mobile , a companion to Microsoft Office OneNote was added to the already installed version . In addition to the newly included programs with Office Mobile improvements were made to existing applications . Such as HTML email support in Outlook Mobile . A large number of Windows Mobile users are enterprise users business environments were targeted . With Server Search on Microsoft Exchange 2007 , Out of Office Replies with Microsoft Exchange 2007 , and search ability for contacts in an Exchange Server Address Book being implemented . To aid development for programmers , .NET Compact Framework v2 <unk> is now preinstalled with the OS . Developers and users also have access to Microsoft SQL Server 2005 Compact Edition for storage and retrieval of information . <unk> , JavaScript , and <unk> support were added to Internet Explorer Mobile along with improved <unk> Internet Sharing . Communication abilities were further enhanced with a new Microsoft Bluetooth Stack and VoIP ( Internet calling ) support with AEC ( Acoustic Echo Cancelling ) and <unk> Audio Codec . 
