(this).find(":selected").val()

        specificGraph(dataMap[sel]);
      });

    }

    function handleFileSelect(evt) {
      var files = evt.target.files; // FileList object

      graphData = [];
      // files is a FileList of File objects. List some properties.

      for (var i = 0, f; f = files[i]; i++) {
        var reader = new FileReader();

        reader.onload = (function(theFile) {
          return function(e) {
            data = JSON.parse(e.target.result);

            processData()

   