code: function _removeArrayMember(arr, elem) {
  		// TODO: use Array.indexOf for IE >= 9
  		var i;
  		for (i = arr.length - 1; i >= 0; i--) {
  			if (arr[i] === elem) {
  				arr.splice(i, 1);
  				return true;
  			}
  		}
  		return false;
  	}
docs: /* Return first occurrence of member from array.