rem: this.obj = {}; for (var property in obj) { this.obj[property] = obj[property]; this.length++; } 
add: this.extend(obj); 
context: 	initialize: function(obj) {		this.obj = {};		for (var property in obj) {			this.obj[property] = obj[property];			this.length++;		}	},
meta: 7052	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7052/2f00bcee8e2a9577e18cd8c5c5c7c594651a3811/Hash.js/buggy/Addons/Hash.js