rem: for (var p in this) this.length++; 
add: for (var p in this.obj) this.length++; 
context: 	setLength: function(){		this.length = 0;		for (var p in this) this.length++;		return this;	},
meta: 7052	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7052/91c94c57e656870f49ffd11ba4153c75022f94b8/Hash.js/buggy/Plugins/Hash.js