rem: this.machine = machine || ""; 
add: this.machine = machine || ""; 
context: function Engineer ( name, projs, machine ) {    this.base = WorkerBee;    this.base( name, "engineering", projs )    this.machine = machine || "";}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/f5797aeb2410e2259028142b87595fe71f03e531/proto_6.js/clean/js/tests/js1_3/inherit/proto_6.js