To assign a default printer under Windows Server 2003 and Windows XP
Code:
strComputer = "."
Set objWMIService = GetObject("winmgmts:" _
& "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")
Set colInstalledPrinters = objWMIService.ExecQuery _
("Select * from Win32_Printer Where Name = 'ScriptedPrinter'")
For Each objPrinter in colInstalledPrinters
objPrinter.SetDefaultPrinter()
Next
Refer to http://www.microsoft.com/technet/scriptcenter/scripts/printing/client/prclvb02.mspx?mfr=true for more details.[/url]