var locations = [
   	{	letter: 'A',
   		name: 'Concertgebouw',
			lat: '52.35583',
			lon: '4.87866',
		address: 'Concertgebouwplein 2-6'
	},
   	{	letter: 'B',
   		name: 'Muziekgebouw',
			lat: '52.37814',
			lon: '4.91300',
		address: 'Piet Heinkade 5'
	},
   	{	letter: 'C',
   		name: 'Stopera (Muziek Theater)',
			lat: '52.36773',
			lon: '4.89913',
		address: 'Amstel 3'
	},
   	{	letter: 'D',
   		name: 'The Melkweg',
			lat: '52.36522',
			lon: '4.88117',
		address: 'Lijnbaansgracht 234a'
	},
   	{	letter: 'E',
   		name: 'Pop Temple Paradiso',
			lat: '52.36226',
			lon: '4.88430',
		address: 'Weteringschans 6-8'
	},
   	{	letter: 'F',
   		name: 'Amsterdam Arena',
			lat: '52.31265',
			lon: '4.94249',
		address: 'Arena Boulevard 1'
	},
   	{	letter: 'G',
   		name: 'Heiniken Music Hall (HMH)',
			lat: '52.31260',
			lon: '4.94339',
		address: 'ArenA Boulevard 590'
	}
];

var locationCenter = { lat: '52.36302183361385', lon: '4.949684143066406' };
var locationZoom = 11;