On my laptop running 10.4.3 it works fine. On another system running 10.2.8, same as below - opens the default instead. Looks like the upgraded version of open solves the problem. On Jan 13, 2006, at 9:57 AM, Warren Pollans wrote: > I'm using 10.3.9 with firefox as my default browser. > > "open -a mozilla" opens mozilla > > BUT "open -a mozilla http://google.com" opens firefox