2015 04 23 screwy negative array index
var arr = [1, 2, 3, 4, 5, 6, 7, 8];
arr[-1] = "yo wazzzup";
console.log(arr.length); // > 8
console.log(arr[arr.indexOf(99)]); // log's > "yo wazzzup"
var arr = [1, 2, 3, 4, 5, 6, 7, 8];
arr[-1] = "yo wazzzup";
console.log(arr.length); // > 8
console.log(arr[arr.indexOf(99)]); // log's > "yo wazzzup"