var map_1 = null;
var tram_stops = [];

tram_stops.push({'tram_stop_title':'Edinburgh Airport',
                'gmap_point_lat':'55.94762585969',
                'gmap_point_lng':'-3.3605074882507',
                'local_update_title':"T - Airport 12/03/2010",
                'local_update_id':"54"}
                );
tram_stops.push({'tram_stop_title':'Ingliston Park & Ride',
                'gmap_point_lat':'55.940440083065',
                'gmap_point_lng':'-3.3559584617615',
                'local_update_title':"T - Ingliston",
                'local_update_id':"55"}
                );
tram_stops.push({'tram_stop_title':'Gogarburn',
                'gmap_point_lat':'55.937928351723',
                'gmap_point_lng':'-3.3322477340698',
                'local_update_title':"T - GOG - 12/03/10",
                'local_update_id':"26"}
                );
tram_stops.push({'tram_stop_title':'Gyle Centre',
                'gmap_point_lat':'55.937952388201',
                'gmap_point_lng':'-3.3182573318481',
                'local_update_title':"T - The Gyle",
                'local_update_id':"60"}
                );
tram_stops.push({'tram_stop_title':'Edinburgh Park Central',
                'gmap_point_lat':'55.931317754112',
                'gmap_point_lng':'-3.3147811889648',
                'local_update_title':"T - EPS - 12/03/10",
                'local_update_id':"12"}
                );
tram_stops.push({'tram_stop_title':'Edinburgh Park Station',
                'gmap_point_lat':'55.927471069153',
                'gmap_point_lng':'-3.3069276809692',
                'local_update_title':"T - EPS - 12/03/10",
                'local_update_id':"12"}
                );
tram_stops.push({'tram_stop_title':'Bankhead',
                'gmap_point_lat':'55.928949683865',
                'gmap_point_lng':'-3.2934308052063',
                'local_update_title':"T - BNK - 12/03/10",
                'local_update_id':"24"}
                );
tram_stops.push({'tram_stop_title':'Saughton',
                'gmap_point_lat':'55.932327445638',
                'gmap_point_lng':'-3.2754278182983',
                'local_update_title':"T - Saughton 09/07/10",
                'local_update_id':"50"}
                );
tram_stops.push({'tram_stop_title':'Balgreen',
                'gmap_point_lat':'55.938120643133',
                'gmap_point_lng':'-3.2522106170654',
                'local_update_title':"T - Balgreen 09/07/10",
                'local_update_id':"51"}
                );
tram_stops.push({'tram_stop_title':'Murrayfield Stadium',
                'gmap_point_lat':'55.941984296364',
                'gmap_point_lng':'-3.237190246582',
                'local_update_title':"T - MUR - 09/07/10",
                'local_update_id':"10"}
                );
tram_stops.push({'tram_stop_title':'Haymarket',
                'gmap_point_lat':'55.945799501037',
                'gmap_point_lng':'-3.2197237014771',
                'local_update_title':"T - HAY",
                'local_update_id':"13"}
                );
tram_stops.push({'tram_stop_title':'Shandwick Place',
                'gmap_point_lat':'55.94841885702',
                'gmap_point_lng':'-3.2120847702026',
                'local_update_title':"T- Shandwick Place",
                'local_update_id':"61"}
                );
tram_stops.push({'tram_stop_title':'Princes Street',
                'gmap_point_lat':'55.951710823799',
                'gmap_point_lng':'-3.198459148407',
                'local_update_title':"T - Princes Street",
                'local_update_id':"52"}
                );
tram_stops.push({'tram_stop_title':'St Andrew Square',
                'gmap_point_lat':'55.954618094544',
                'gmap_point_lng':'-3.1923007965088',
                'local_update_title':"T - St Andrew Square",
                'local_update_id':"53"}
                );
tram_stops.push({'tram_stop_title':'Picardy Place',
                'gmap_point_lat':'55.956924534198',
                'gmap_point_lng':'-3.1867861747742',
                'local_update_title':"T- PIP - 09/07/10",
                'local_update_id':"42"}
                );
tram_stops.push({'tram_stop_title':'McDonald Road',
                'gmap_point_lat':'55.96082835065',
                'gmap_point_lng':'-3.1815075874329',
                'local_update_title':"T - McDonald Rd",
                'local_update_id':"56"}
                );
tram_stops.push({'tram_stop_title':'Balfour Street',
                'gmap_point_lat':'55.965824661198',
                'gmap_point_lng':'-3.1758856773376',
                'local_update_title':"T - Balfour Street",
                'local_update_id':"59"}
                );
tram_stops.push({'tram_stop_title':'Foot of the Walk',
                'gmap_point_lat':'55.970940406901',
                'gmap_point_lng':'-3.1708753108978',
                'local_update_title':"T-FOW 09/07/2010",
                'local_update_id':"48"}
                );
tram_stops.push({'tram_stop_title':'Bernard Street',
                'gmap_point_lat':'55.975058931278',
                'gmap_point_lng':'-3.1668734550476',
                'local_update_title':"T-FOW 09/07/2010",
                'local_update_id':"48"}
                );
tram_stops.push({'tram_stop_title':'Port of Leith',
                'gmap_point_lat':'55.977928431053',
                'gmap_point_lng':'-3.1659507751465',
                'local_update_title':"T - Port of Leith",
                'local_update_id':"57"}
                );
tram_stops.push({'tram_stop_title':'Ocean Terminal',
                'gmap_point_lat':'55.980269497027',
                'gmap_point_lng':'-3.1776452064514',
                'local_update_title':"T-OT- 09/07/10",
                'local_update_id':"44"}
                );
tram_stops.push({'tram_stop_title':'Newhaven',
                'gmap_point_lat':'55.980365537733',
                'gmap_point_lng':'-3.190541267395',
                'local_update_title':"T-OT- 09/07/10",
                'local_update_id':"44"}
                );

function display_edinburgh_west() {
  if (map_1.isLoaded()) {
    map_1.draw_route('edinburgh_west');
    map_1.draw_stops('edinburgh_west');
  }
}

function display_edinburgh_north() {
  if (map_1.isLoaded()) {
    map_1.draw_route('edinburgh_north');
    map_1.draw_stops('edinburgh_north');
  }
}

function display_city_centre() {
  if (map_1.isLoaded()) {
    map_1.draw_route('city_centre');
    map_1.draw_stops('city_centre');
  }
}

function display_default() {
  if (map_1.isLoaded()) {
    map_1.draw_route();
    map_1.draw_stops();
  }
}

function init_google_map() {
	map_1 = new BV_RouteMap();
  map_1.load_map();
    
  document.getElementById('edinburgh_west_link').onclick = display_edinburgh_west;
  document.getElementById('edinburgh_north_link').onclick = display_edinburgh_north;
  document.getElementById('city_centre_link').onclick = display_city_centre;
  document.getElementById('default_link').onclick = display_default;
  
}