elgg.get_friendly_time = function(time) {

	if (!time) {
		time = new Date();
	} else {
		time = new Date(time);
	}
	diff = (new Date().getTime() - time.getTime()) / 1000;
	
	minute = 60;
	hour = minute * 60;
	day = hour * 24;

	if (diff < minute) {
		return elgg.echo("friendlytime:justnow");
	} else if (diff < hour) {
		diff = Math.round(diff / minute);
		if (diff == 0) {
			diff = 1;
		}

		if (diff > 1) {
			return elgg.echo("friendlytime:minutes", [diff]);
		} else {
			return elgg.echo("friendlytime:minutes:singular", [diff]);
		}
	} else if (diff < day) {
		diff = Math.round(diff / hour);
		if (diff == 0) {
			diff = 1;
		}

		if (diff > 1) {
			return elgg.echo("friendlytime:hours", [diff]);
		} else {
			return elgg.echo("friendlytime:hours:singular", [diff]);
		}
	} else {
		diff = Math.round(diff / day);
		if (diff == 0) {
			diff = 1;
		}

		if (diff > 1) {
			return elgg.echo("friendlytime:days", [diff]);
		} else {
			return elgg.echo("friendlytime:days:singular", [diff]);
		}
	}
};