With the "INSTALLLOCATION" tag in the XML file as per
http://technet2.microsoft.com/Offic...fed4-40da-a886-95e596c3999e1033.mspx?mfr=true
INSTALLLOCATION Element
Specifies the fully qualified path to the folder on the user's computer in
which the product is installed.
Tip:
The equivalent option in the OCT is the Default installation path setting
in Installation location and organization name.
Syntax
<INSTALLLOCATION Value="path" />
Attributes
Attribute Value Description
Value
path
The fully qualified path to the folder on the user's computer in which the
product is installed.
Remarks
You can use system environment variables in the path. If this element is not
specified, Office is installed in %ProgramFiles%\Microsoft Office.
Example
<INSTALLLOCATION VALUE=â€%ProgramFiles%\MyApps†/>