<div class="demo">
    <input type="hidden" class="single-slider" value="0" />
    <!-- <button id="g1">获取值</button> -->
  </div>
  <div class="demo">
    <input class="range-slider" type="hidden" value="10,89" />
    <!-- <button id="g2">获取值</button> -->
  </div> 

$(function () {
     $('.single-slider').jRange({
       from: 0,
       to: 100,
       step: 1,
       scale: [0, 25, 50, 75, 100],
       format: '%s',
       width: 300,
       showLabels: true,
       showScale: true
     });
     $('.range-slider').jRange({
       from: 0,
       to: 100,
       step: 1,
       scale: [0, 25, 50, 75, 100],
       format: '%s',
       width: 300,
       showLabels: true,
       isRange: true
     });
     $("#g1").click(function () {
       var aa = $(".single-slider").val();
       alert(aa);
     });
     $("#g2").click(function () {
       var aa = $(".range-slider").val();
       alert(aa);
     });
   });