text: $(function(){
      $("#range-selector").dxRangeSelector({
          margin: {
              top: 50
          },
          scale: {
              minorTickInterval: 0.001,
              tickInterval: 0.005,
              startValue: 0.004563,
              endValue: 0.04976,
              label: {
                  format: {
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          },
          sliderMarker: {
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              },
              customizeText: function () {
                  return this.valueText + " mg/L";
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          },
          behavior: {
              snapToTicks: false
          },
          title: "Select a Lead Concentration in Water"
      });
      
  });