if (this.has(key)) delete this[key]; 
if (this.hasOwnProperty(key)) delete this[key]; 
	remove: function(key){		if (this.has(key)) delete this[key];		return this;	},
9299	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9299/7f57639a9463cd4e2577f39af7503ce7d0e73459/Hash.js/clean/Source/Native/Hash.js