Currently the link opens in an existing Firefox window AND in the
background, so I have to go looking for it and then work out whether
I want to go back to the page the browser window showed before.
Could be simple, but could be impossible - anybody know?
Simple if you know exactly where to look. In Firefox, open the
preferences (Edit->Preferences), select the "Advanced" tab, and click
the "+" to the left of the "Tabbed Browsing" heading. This should open
up the following set of radio buttons:
Open links from other applications in:
(o) a new window