title: How to parse Excel (XLS) file in Javascript/HTML5
body: <p>I am able to read Excel file via <code>FileReader</code> but it outputs text as well as weird characters with it. I need to read <code>xls</code> file row-wise, read data in every column and convert it to JSON. </p>
  
  <p>How to read xls file row by row?</p>