convertXlsToRuntimeData.html

<html>
  <head>
    <style>
      #filedrag, #lclFiledrag
      {
        display: none;
        font-weight: bold;
        text-align: center;
        padding: 1em 0;
        margin: 1em 0;
        color: #555;
        border: 2px dashed #555;
        border-radius: 7px;
        cursor: default;
      }

      #filedrag.hover, #lclFiledrag.hover
      {
        color: #f00;
        border-color: #f00;
        border-style: solid;
        box-shadow: inset 0 3px 4px #888;
      }
    </style>
    <script src="js/lib/sheetjs/xlsx.full.min.js"></script>
    
    <script src="js/utils.js"></script>
    <script src="js/xls2data.js"></script>
  </head>
  
  <body onload="initControlListeners();">
    <fieldset>
      <legend>FCL HTML File Upload</legend>
      <div id="filedrag">Select and drop FCL files here</div>
    </fieldset>
    
    <div style="height:50px"></div>
    
    <fieldset>
      <legend>LCL HTML File Upload</legend>
      <div id="lclFiledrag">Select and drop LCL files here</div>
    </fieldset>
  </body>
</html>