var sum2 = arr1.reduce(function(a, b) { return a + b; }, 1); 
var every2 = arr2.every(function(item){ return ($type(item) == 'number'); }); 
		var sum2 = arr1.reduce(function(a, b) {			return a + b;		}, 1);
5733	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5733/f98ec1ab149f173a9660792986c96b4be0d6e14e/Array.js/buggy/Test/Native/Array.js