rem: var iid = eval( "Components.interfaces." + iidName ); 
add: var iid = Components.interfaces[iidName]; 
context:   function createInstance( progid, iidName ) {      var iid = eval( "Components.interfaces." + iidName );      return Components.classes[ progid ].createInstance( iid );  }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/3c52ebf2ea444673fa9e3b078fca2b6056c940e5/navigator.js/buggy/suite/browser/navigator.js