call try catch callback

gistfile1.js

function call(method) {
	var args = Array.prototype.slice.call(arguments);
	var callback = args.pop();
	args = args.slice(1);
	var error;
	var result;
	try {
		result = method.apply(null, args);		
	} catch (e) {
		error = e;
	}
	
	callback(error, result);
}