Pegasus Mail & Mercury

Hello,I have two comments regarding the ''Open message in Web browser...'' and ''Open selection as hyperlink...'' choices in the Message Reader context menu (PM4.6.1).  I upgraded from PM5.4.2 to PM4.6.1 in WinXP SP3.1)  I'd like the option of selecting a preferred browser for these choices so that I'm not presented with the list of ...