For those that are interested, here are the links to the Multilingual User Interface for the Windows x64 editions (XP Pro x64, Server 2003 Standard, Enterprise, Datacenter x64).
CD 1 – German, Japanese (448 MBs)
http://download.microsoft.com/download/ ... MMUIx1.iso
CD 2 – French, Italian, Spanish (554 MBs)
http://download.microsoft.com/download/ ... MMUIx2.iso
CD 3 – Korean, Simplified Chinese, Traditional Chinese (561 MBs)
http://download.microsoft.com/download/ ... MMUIx3.iso
CD 4 – Swedish (161 MBs)
http://download.microsoft.com/download/ ... MMUIx4.iso