Date Formatter (javascript) using "/Date(1366743323000)/"

Date Formatter (javascript)

formatDate = function( timestamp ){
	/*
		Could be either date type : /Date(1397397600000)/
		Or : 2014-03-18T20:45:00
	*/
	var newDate = timestamp.indexOf('T') > -1 ? timestamp : parseInt(timestamp.split('(')[1])
		,	d = new Date(newDate)
		, time
		,	minutes = (d.getMinutes() === 0) ? '00' : d.getMinutes()
	;

	time = d.getHours() + ':' +
			minutes + ' on ' +
			['Sun', 'Mon', 'Tue', 'Wed', 'Thur', 'Fri', 'Sat'][d.getDay()] + ' ' +
			d.getDate() + ' ' + 
			['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'][d.getMonth()] + ' ' + 
			d.getFullYear();
	return time; 
	
}