Convert .net DateTime to JavaScript Timestamp and vice versa

gistfile1.cs

var timestamp = (long)DateTime.UtcNow
	.Subtract(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc))
	.TotalMilliseconds;


//http://stackoverflow.com/questions/1877788/javascript-date-to-c-sharp-via-ajax

var date = new DateTime(1970, 1, 1).AddTicks(timestamp * 10000);