if (typeof JSON == 'undefined') this.JSON = {};

JSON.validate = function(string){
	string = string.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@').
					replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').
					replace(/(?:^|:|,)(?:\s*\[)+/g, '');

	return (/^[\],:{}\s]*$/).test(string);
};

JSON.decode = function(string, secure){
	if (!string || typeof string !== 'string') return null;

	if (secure || JSON.secure){
		if (JSON.parse) return JSON.parse(string);
		if (!JSON.validate(string)) throw new Error('JSON could not decode the input; security is enabled and the value is not secure.');
	}

	return eval('(' + string + ')');
};