var ch1 = new SvgPie('#chart1', {
        data: {
          dataset: [
            {label: 'Samanta', value: 65},
            {label: 'Carl', value: 35},
          ]
        },
        options: {
          innerRadiusSize: .7,
          transition: 2000,
          initialTransition: true,
          sort: true,
          colors: ['#44DDDD','#EEEEEE']
        }
      })
      

      var ch2 = new SvgPie('#chart2', {
        data: {
          values: [60,30,10],
          labels: ['60%', '30%', '10%']
        },
        options: {
          innerRadiusSize: 0,
          transition: 500,
          sort: false,
          showTooltip: false,
          showLabels: true,
          colors: ['#3F9272','#8DDCA4']
        }
      })
      

      var ch3 = new SvgPie('#chart3', {
        data: {
          labels: ['v1','v2','v3'],
          values: [15,10,30]
        },
        options: {
          innerRadiusSize: .95,
          sort: false,
          showTooltip: true,
          showLabels: false,
          showTotal: true,
          transition: 2000,
          initialTransition: true,
          percents: true,
          otherSize: .2,
          colors: ['#5FBB97','#FFBC00','#FF6600','#DDDDDD']
        }
      })
      

      var ch4 = new SvgPie('#chart4', {
        data: {
          labels: ['Value 1','Value 2', ... ,'Value 12'],
          values: [1,1, ... ,2.1]
        },
        options: {
          innerRadiusSize: .95,
          sort: false,
          showTooltip: true,
          showLabels: false,
          showTotal: true,
          transition: 2000,
          initialTransition: false,
          percents: false,
          group: true,
          colors: ['#FF6600','#5FBB97', ... ,'#DDDDDD']
        }
      })