漂亮的jQuery进度条插件NUMBERPROGRESSBAR

HTML
<div class="number-pb">
  <div class="number-pb-shown"></div>
  <div class="number-pb-num">0%</div>
</div>

CSS
您可以参考该文件number-pb.css，使用自己的修改
.number-pb {
  position: relative;
  height: 3px;
  background-color: #ddd;
}
.number-pb .number-pb-shown {
  position: absolute;
  background-color: #176785;
  background-image: linear-gradient(to right, #176785, #499989);
  top: -1px;
  left: 0;
  height: 5px;
  -moz-box-shadow:    0 0 3px 0 #499989;
  -webkit-box-shadow: 0 0 3px 0 #499989;
  box-shadow:         0 0 3px 0 #499989;
}
.number-pb .number-pb-num {
  position: absolute;
  background-color: #fff;
  left: 0;
  top: -0.45em;
  padding: 0 5px; 
}

javaScript
var bars = $('.number-pb').NumberProgressBar(options);
bars.reach(num);  //num是在你想要达到的百分比
$(function() {
    function randomPercentage() {
      return Math.floor(Math.random() * 100);
    }
    var loopBars = $('#random .number-pb').NumberProgressBar().each(function() {
      $(this).reach(randomPercentage());
    });
    window.setInterval(function () {
      loopBars.each(function() {
        $(this).reach(randomPercentage()); 
      })
    }, 12000);

    var num = randomPercentage();
    var title = $('#sample-pb .title').text('@' + num);
    var controlBar = $('#sample-pb .number-pb').NumberProgressBar({
      duration: 12000,
      percentage: num
    });

    var $controls = $('#sample-pb .control');
    
    $controls.filter('.empty'   ).click(function() { animate(0)       ; })
    $controls.filter('.minus-10').click(function() { animate(num - 10); })
    $controls.filter('.minus-30').click(function() { animate(num - 30); })
    $controls.filter('.plus-10 ').click(function() { animate(num + 10); })
    $controls.filter('.plus-30 ').click(function() { animate(num + 30); })
    $controls.filter('.full'    ).click(function() { animate(100)     ; })

    function animate(val) {
      if (val < 0) {
        num = 0;
      } else if (val > 100) {
        num = 100;
      } else {
        num = val
      }
      controlBar.reach(num);
      title.text('@' + num);
    }
  });