var generate = function (count) {
	var objects = [];
	while (count--) {
		var obj = {};
		for (var i in {n:1,e:1,u:1,r:1,s:1,f:1,a:1,d:1,y:1}) {
			obj[i] = '!!' + Math.random() + '!!';
		}
		objects.push(obj);
	}
	return objects;
};

var json = {
	decode : function (text) {
		return JSON.parse(text);
	},
	encode : function (object) {
		return JSON.stringify(object);
	}
};

var plain = {
	decode: function (text) {
		var contacts = text.split("\\c");
		for (var n = 0, len = contacts.length, contactSplit; n < len; n++) {

			contactSplit = contacts[n].split("\\a");

			contacts[n] = {};
			contacts[n].n = contactSplit[0];
			contacts[n].e = contactSplit[1];
			contacts[n].u = contactSplit[2];
			contacts[n].r = contactSplit[3];
			contacts[n].s = contactSplit[4];
			contacts[n].f = contactSplit[5];
			contacts[n].a = contactSplit[6];
			contacts[n].d = contactSplit[7];
			contacts[n].y = contactSplit[8];
		}
		return contacts;
	},
	encode : function (object) {
		var result = [];
		for (var i = 0, l = object.length; i < l; i++) {
			var c = object[i];
			result.push([c.n,c.e,c.u,c.r,c.s,c.f,c.a,c.d,c.y].join('\\a'));
		}
		return result.join('\\c');
	},
};

console.log( json.decode( json.encode(generate(10))));
console.log(plain.decode(plain.encode(generate(10))));

var test = {json : json, plain : plain};
for (var i in test) {
	var data = test[i].encode(generate(100));
	console.time(i);
	for (var count = 100; count--;) {
		window['test-' + i] = test[i].decode(data);
	}
	console.timeEnd(i);
};