window.onload = function()
{
  var spread =
  new GC.Spread.Sheets.Workbook(document.getElementById("ss"),{sheetCount:3});
  var activeSheet = spread.getActiveSheet();
   
  // Create a data table manually.
  var sampleTable =
   [
        {"ID":10, "Text":"Text-10", "Check":true},
        {"ID":20, "Text":"Text-20", "Check":false},
        {"ID":30, "Text":"Text-30", "Check":false},
        {"ID":40, "Text":"Text-40", "Check":true},
        {"ID":50, "Text":"Text-50", "Check":true}
    ];
   
   // Bind the data table
   activeSheet.setDataSource(sampleTable);
}