Added a method to convert a string to an HTML page and set the font size using the HTML Font tag's size attribute.
This should resolve WB-457 pasting of copied text from WB Help works for some apps, but not others: Copying and pasting text from the Help Viewer to other applications did not work on all Macs.  The problem appears to have been caused by using a cascading style sheet to set the font size.  Now the HTML 4 Font tag's size attribute is used to set the size of the font.