public void InsertSaleDetails()
{
Object SaleDetailsInsert = new Object();
SaleDetailsInsert.Order_Id = DdlOrderId.SelectedValue;
SaleDetailsInsert.Transaction_Date = TxtDate.Text;
SaleDetailsInsert.Year = TxtYear.Text;
SaleDetailsInsert.Month = TxtMonth.Text;
SaleDetailsInsert.Sale_Price = int.Parse(TxtSale.Text);
SaleDetailsInsert.Cost_Price = int.Parse(TxtCost.Text);
SaleDetailsInsert.Profit_Loss = TxtProfit.Text;
BSLAYER.InsertSaleDetails(SaleDetailsInsert);
TxtDate.Text = "";
TxtMonth.Text = "";
TxtSale.Text = "";
TxtCost.Text = "";
TxtProfit.Text = "";
TxtYear.Text = "";
DdlOrderId.ClearSelection();
}