text: var bombs = new Backbone.Collection([
    {
      name: 'Gerboise Bleue',
      radius: 0,
      yeild: 70,
      country: 'France',
      significance: 'First fission weapon test by France',
      date: '1960-02-13',
      fillKey: 'FRA',
      latitude: -0.325,
      longitude: 26.1840
    }, {
      name: 'Canopus',
      radius: 0,
      yeild: 2600,
      country: 'France',
      significance: 'First "staged" thermonuclear test by France',
      fillKey: 'FRA',
      date: '1968-08-24',
      latitude: -22.15,
      longitude: -138.45
    }, {
      name: 'Smiling Buddha',
      radius: 0,
      yeild: 12,
      country: 'India',
      significance: 'First fission nuclear explosive test by India',
      fillKey: 'IND',
      date: '1974-05-18',
      latitude: 27.095,
      longitude: 71.753
    }, {
      name: 'Pokhran-II',
      radius: 0,
      yeild: 60,
      country: 'India',
      fillKey: 'IND',
      significance: 'First potential fusion/boosted weapon test by India; first deployable fission weapon test by India',
      date: '1998-05-11',
      latitude: 27.07884,
      longitude: 71.72211
    }, {
      name: '2006 North Korean nuclear test',
      radius: 0,
      yeild: 1,
      country: 'North Korea',
      fillKey: 'PRK',
      significance: 'First fission plutonium-based device tested by North Korea; likely resulted as a fizzle',
      date: '2006-10-09',
      latitude: 40.5743,
      longitude: 129.2012
    }, {
      name: '2009 North Korean nuclear test',
      radius: 0,
      yeild: 15,
      country: 'North Korea',
      significance: 'First successful fission device tested by North Korea',
      date: '2009-05-25',
      fillKey: 'PRK',
      latitude: 41.306,
      longitude: 129.029
    }, {
      name: 'Chagai-I',
      radius: 0,
      yeild: 40,
      country: 'Pakistan',
      significance: 'First fission weapon (boosted) test by Pakistan',
      fillKey: 'PAK',
      date: '1998-05-28',
      latitude: 30.12,
      longitude: 67.01
    }, {
      name: 'Chagai-II',
      radius: 0,
      yeild: 20,
      country: 'Pakistan',
      significance: 'Second fission weapon (boosted) test by Pakistan',
      fillKey: 'PAK',
      date: '1998-05-30',
      latitude: 30.22,
      longitude: 67.11
    }, {
      name: '596',
      radius: 0,
      yeild: 22,
      country: 'PR China',
      significance: 'First fission weapon test by the People\'s Republic of China',
      fillKey: 'PRC',
      date: '1964-10-16',
      latitude: 42.35,
      longitude: 88.30
    }, {
      name: 'Test No. 6',
      radius: 0,
      yeild: 3300,
      country: 'PR China',
      fillKey: 'PRC',
      significance: 'First "staged" thermonuclear weapon test by the People\'s Republic of China',
      date: '1967-06-17',
      latitude: 40.10,
      longitude: 90.35
    }, {
      name: 'Hurricane',
      radius: 0,
      yeild: 25,
      country: 'UK',
      significance: 'First fission weapon test by the UK',
      fillKey: 'GBR',
      date: '1952-10-03',
      latitude: -20.25,
      longitude: 115.33
    }, {
      name: 'Grapple X',
      radius: 0,
      yeild: 1800,
      country: 'UK',
      fillKey: 'GBR',
      significance: 'First (successful) "staged" thermonuclear weapon test by the UK',
      date: '1957-11-08',
      latitude: 1.53,
      longitude: -157.24
    },
  {
      name: 'Trinity',
      radius: 0,
      yeild: 19,
      country: 'USA',
      fillKey: 'USA',
      significance: 'First fission device test, first plutonium implosion detonation ',
      date: '1945-07-16',
      latitude: 33.4038,
      longitude: -106.2831
    },{
      name: 'Little Boy',
      radius: 0,
      yeild: 13,
      country: 'USA',
      fillKey: 'USA',
      significance: 'Bombing of Hiroshima, Japan, first detonation of an enriched uranium gun-type device, first use of a nuclear device in military combat.',
      date: '1945-08-06',
      latitude: 34.237,
      longitude: 132.2719
    },{
      name: 'Fat Man',
      radius: 0,
      yeild: 20,
      fillKey: 'USA',
      country: 'USA',
      significance: 'Bombing of Nagasaki, Japan, second and last use of a nuclear device in military combat.',
      date: '1945-08-09',
      latitude: 32.4625,
      longitude: 129.5147
    },{
      name: 'Ivy Mike',
      radius: 0,
      yeild: 10400,
      country: 'USA',
      fillKey: 'USA',
      significance: 'First cryogenic fusion fuel "staged" thermonuclear weapon, primarily a test device and not weaponized',
      date: '1952-11-01',
      latitude: 11.40,
      longitude: 162.1113
    },{
      name: 'Castle Bravo',
      radius: 0,
      yeild: 15000,
      country: 'USA',
      significance: 'First dry fusion fuel "staged" thermonuclear weapon; a serious nuclear fallout accident occurred',
      fillKey: 'USA',
      date: '1954-03-01',
      latitude: 11.415,
      longitude: 165.1619
    },{
      name: 'RDS-1',
      radius: 0,
      yeild: 22, 
      country: 'USSR',
      fillKey: 'RUS',
      significance: 'First fission weapon test by the USSR',
      date: '1949-08-29',
      latitude: 50.2615,
      longitude: 77.4851
    },{
      name: 'Joe 4',
      radius: 0,
      yeild: 400,
      country: 'USSR',
      fillKey: 'RUS',
      significance: 'First fusion weapon test by the USSR (not "staged")',
      date: '1953-08-12',
      latitude: 50.07,
      longitude: 78.43
    },{
      name: 'RDS-37',
      radius: 0,
      yeild: 1600,
      country: 'USSR',
      fillKey: 'RUS',
      significance: 'First "staged" thermonuclear weapon test by the USSR (deployable)',
      date: '1955-11-22',
      latitude: 50.07,
      longitude: 78.43
  
    },{
      name: 'Tsar Bomba',
      radius: 0,
      yeild: 50000,
      country: 'USSR',
      fillKey: 'RUS',
      significance: 'Largest thermonuclear weapon ever tested—scaled down from its initial 100 Mt design by 50%',
      date: '1961-10-31',
      latitude: 73.482,
      longitude: 54.5854
    }
  ]);
  
      //prep the data
      var yields = bombs.pluck('yeild');
  
      var min = d3.min( yields );
      var max = d3.max( yields );
  
      var scale = d3.scale.pow()
          .domain([min, max])
          .range([10, 45]);
  
      bombs.each(function(val, idx) {
          bombs.at(idx).set('radius', scale(val.get('yeild')));
      });
  
     $("#container10").datamap({
          scope: 'world',
          bubbles: bombs.toJSON(),
          bubble_config: {
              popupTemplate: _.template([
                  '<div class="hoverinfo"><strong><%= data.name %></strong>',
                  '<br/>Payload: <%= data.yeild %> kilotons',
                  '<br/>Country: <%= data.country %>',
                  '<br/>Date: <%= data.date %>',
                  '</div>'].join(''))
          },
          geography_config: {
              popupOnHover: false,
              highlightOnHover: false
          },
          fills: {
              'USA': '#ffdd00',
              'RUS': '#00C6D7',
              'PRK': '#ff7f0e',
              'PRC': '#000000',
              'IND': '#052963',
              'GBR': '#8c564b',
              'FRA': '#d62728',
              'PAK': '#7f7f7f',
              defaultFill: '#002561'
          },
          data: {
              'RUS': {fillKey: 'RUS'},
              'PRK': {fillKey: 'PRK'},
              'CHN': {fillKey: 'PRC'},
              'IND': {fillKey: 'IND'},
              'GBR': {fillKey: 'GBR'},
              'FRA': {fillKey: 'FRA'},
              'PAK': {fillKey: 'PAK'},
              'USA': {fillKey: 'USA'}
          }
      });