window.onload = function(){
       var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"),{sheetCount:3});
       var activeSheet = spread.getActiveSheet();

//Set border lines to cell(1,1).
var cell = activeSheet.getCell(1, 1, GC.Spread.Sheets.SheetArea.viewport);
cell.borderLeft(new GC.Spread.Sheets.LineBorder("Red", GC.Spread.Sheets.LineStyle.thick));
cell.borderTop(new GC.Spread.Sheets.LineBorder("Blue", GC.Spread.Sheets.LineStyle.double));
cell.borderRight(new GC.Spread.Sheets.LineBorder("Green", GC.Spread.Sheets.LineStyle.dashDot));
cell.borderBottom(new GC.Spread.Sheets.LineBorder("Yellow", GC.Spread.Sheets.LineStyle.mediumDashed));
                      }