rem: this.dept = "engineering"; this.machine = ""; 
add: this.dept = "engineering"; this.machine = ""; 
context: function Engineer () {    this.dept = "engineering";    this.machine = "";}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8395/3703c3c05f398a63e55992f7687ef65273b26d6a/proto_4.js/clean/js/tests/js1_3/inherit/proto_4.js