案例：jQuery UI案例     状态：可编辑再运行    进入竖版
 运行结果　
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<!doctype html>
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<html>
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<head>
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  <meta charset="utf-8">
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  <title>jQuery UI 旋转器（Spinner） - 地图</title>
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  <link rel="stylesheet" href="//code.jquery.com/ui/1.10.4/themes/smoothness/jquery-ui.css">
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  <script src="https://maps.google.com/maps/api/js?sensor=false"></script>
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  <script src="//code.jquery.com/jquery-1.9.1.js"></script>
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  <script src="/static/js/jqueryui/resources/demos/external/jquery.mousewheel.js"></script>
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  <script src="//code.jquery.com/ui/1.10.4/jquery-ui.js"></script>
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  <link rel="stylesheet" href="https://jqueryui.com/resources/demos/style.css">
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  <script>
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  $(function() {
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    function latlong() {
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      return new google.maps.LatLng( $("#lat").val(), $("#lng").val() );
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    }
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    function position() {
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      map.setCenter( latlong() );
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    }
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    $( "#lat, #lng" ).spinner({
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      step: .001,
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      change: position,
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      stop: position
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    });
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    var map = new google.maps.Map( $("#map")[0], {
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      zoom: 8,
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      center: latlong(),
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      mapTypeId: google.maps.MapTypeId.ROADMAP
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    });
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  });
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  </script>
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  <style>
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  #map {
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    width:500px;
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    height:500px;
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  }
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  </style>
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</head>
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<body>
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<label for="lat">纬度</label>
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<input id="lat" name="lat" value="44.797">
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<br>
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<label for="lng">经度</label>
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<input id="lng" name="lng" value="-93.278">
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<div id="map"></div>