The best solution on Windows is to install the browser in a subdirectory of the shotfactory folder, e.g. shotfactory\firefox30, then enter firefox30\firefox.exe in the browser command field.
Den bedste løsning i Windows er at installere browseren i en undermappe i shotfactory's mappe, f.eks. shotfactory\firefox30 og derefter indsætte firefox30\firefox.exe i browserens kommandofelt.