this.hobby = hobby || "yodeling"; 
this.hobby = hobby || "yodeling"; 
function Hobbyist( hobby ) {    this.hobby = hobby || "yodeling";}
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/3703c3c05f398a63e55992f7687ef65273b26d6a/proto_12.js/clean/js/tests/js1_3/inherit/proto_12.js