return (key in this.object); 
return (key in this.obj); 
	hasKey: function(key){		return (key in this.object);	},
9299	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9299/91c94c57e656870f49ffd11ba4153c75022f94b8/Hash.js/buggy/Plugins/Hash.js