List of Visio startup switches
Command line Description ----------------------------------------------------------------------- /nonew Choose Drawing Type dialog box is not shown on startup. /nologo Splash screen is not shown on startup. /p filename Print dialog box is shown so that you can quickly print a file. filename Opens a Visio file. The file has to be in the Drawings file path on the File Paths tab in the Options dialog box (on the Tools menu, click Options). Or, you must specify an absolute path. /1, /2, /3, .../9 Opens one of the last-opened files. The numbers represent the file on the Most Recently Used (MRU) list. /noreg Prevents Visio from registering itself. /u Unregisters Visio. /r Registers Visio. /s Silently registers Visio. /pt filename,[printername, Directs file to print on a particular drivername,portname] printer. Available in Visio 5.0C and later versions. ::ODMA Visio opens a file by using ODMA.
参见：
http://support.microsoft.com/kb/314392
http://www.robvanderwoude.com/commandlineswitches.php
http://visio.mvps.org/General_Topics.htm