var FpSpread1 = document.getElementById("FpSpread1");
var date1 = new Date();
for (var i = 1; i <= 5; i++) {
FpSpread1.SetSelectedRange(FpSpread1.ActiveRow, -1, 1, 1);
FpSpread1.Copy();
FpSpread1.Insert();
FpSpread1.Paste();
}
var date2 = new Date();
var date3 = (date2.getTime() - date1.getTime()) / 1000;