function loadData() {
  var sheet = SpreadsheetApp.getActiveSpreadsheet().getSheets()[0];
  var text = UrlFetchApp.fetch("http://www.selenic.com/inbox").getContentText();
  var csv = Utilities.parseCsv(text);
  sheet.appendRow([csv[0][0], csv[1][0], csv[2][0]]);
};