$(document).ready(function ()
{
    var spread =
    new GC.Spread.Sheets.Workbook(document.getElementById("ss"),{sheetCount:3});
    var activeSheet = spread.getActiveSheet();
   
    // Set the row count of column header to 3.
    activeSheet.setRowCount(3, GC.Spread.Sheets.SheetArea.colHeader);
   
    // Span three columns with the origin at column header cell (0,0).
    activeSheet.addSpan(0, 0, 1, 3, GC.Spread.Sheets.SheetArea.colHeader);
   
    // Merge two rows having origin at column header cell(1,0).
    activeSheet.addSpan(1, 0, 2, 1, GC.Spread.Sheets.SheetArea.colHeader);
   
    // Set strings to the merged cells.
    activeSheet.setValue(0, 0, "Combined Columns", GC.Spread.Sheets.SheetArea.colHeader);
    activeSheet.setValue(1, 0, "Combined Rows", GC.Spread.Sheets.SheetArea.colHeader);
   
    // Set number of columns of row header to 2.
    activeSheet.setColumnCount(2, GC.Spread.Sheets.SheetArea.rowHeader);
   
    // Merge two columns and two rows with the origin at row header cell (1,0).
    activeSheet.addSpan(1, 0, 2, 2, GC.Spread.Sheets.SheetArea.rowHeader);
   
    // Set strings to those merged cells.
    activeSheet.setValue(1, 0, "Combined rows and columns",   GC.Spread.Sheets.SheetArea.rowHeader);
});