jsLib builds compatible with Firefox 1.0 have been available for a while. Could you please update the XPI, and make sure that it is listed for Firefox 1.0 under 'Developer Tools'. Thanks. XPI available here: http://downloads.mozdev.org/jslib/xpi/jslib_current_lite.xpi version 0.1.234 or greater.
AMO BUGSPAM FOR COMPONENT MOVE AND DELETE (FILTER ME)