For some browsers, the project start-up file type must be HTML; this is the default for OmniHelp. Your Mif2Go distribution includes two sets of control files: one for HTML, one for XHTML. Which one you use depends on the start-up file type you select.
To specify XHTML 1.0 instead of HTML 4.01 for the OmniHelp project start-up file:
; OHProjFileXhtml = No (default, to make project file HTML 4.01
; as required by some browsers), or Yes (to make the project file
When OHProjFileXhtml=Yes,
XHTML versions of several OmniHelp viewer control files are needed instead
of HTML files. The names of these files begin with ox
instead of oh; see Table 10
Note: The value of OHProjFileXhtml determines the default value of OHViewPath; see §10.13 Assembling OmniHelp files for viewing.