2. The method of claim 1 wherein: the GUI of the first dialog box is configured to display language-specific features defined by a local language as well as common features defined by a default language distinct from the local language, the first dialog box being further configured to inherit display terms from the second dialog box; the first chain of properties files includes a first properties file of the first dialog box for the local language, the first properties file preceding, in a first search order, a second properties file of the first dialog box for the default language; searching through the first chain of properties files for the display term mapped to by the non-localized element name of the localizable display element includes searching through properties files of the first chain of properties files in accordance with the first search order; the second chain of properties files includes a third properties file of the second dialog box for the local language preceding, the second properties file preceding, in a second search order, a fourth properties file of the second dialog box for the default language; and searching through the second chain of properties files for the display term mapped to by the non-localized element name of the localizable display element includes searching through properties files of the second chain of properties files in accordance with the second search order.
2. The method of claim 1 wherein: the GUI of the first dialog box is configured to display language-specific features defined by a local language as well as common features defined by a default language distinct from the local language, the first dialog box being further configured to inherit display terms from the second dialog box; the first chain of properties files includes a first properties file of the first dialog box for the local language, the first properties file preceding, in a first search order, a second properties file of the first dialog box for the default language; searching through the first chain of properties files for the display term mapped to by the non-localized element name of the localizable display element includes searching through properties files of the first chain of properties files in accordance with the first search order; the second chain of properties files includes a third properties file of the second dialog box for the local language preceding, the second properties file preceding, in a second search order, a fourth properties file of the second dialog box for the default language; and searching through the second chain of properties files for the display term mapped to by the non-localized element name of the localizable display element includes searching through properties files of the second chain of properties files in accordance with the second search order. 3. The method of claim 2 wherein: the GUI of the first dialog box is configured to display vendor-specific features defined by a licensed vendor as well as common features defined by a manufacturer distinct from the licensed vendor; the first chain of properties files further includes a first vendor-specific properties file of the first dialog box within the first search order; and the second chain of properties files further includes a second vendor-specific properties file associated with the second dialog box within the second search order.