Voles

RB.filter('daterange', function ()
{
  return function(conversations, start_date, end_date)
	{
		var result = [];

		// date filters
		var start_date = (start_date && !isNaN(Date.parse(start_date))) ? Date.parse(start_date) : 0;
		var end_date = (end_date && !isNaN(Date.parse(end_date))) ? Date.parse(end_date) : new Date().getTime();