protected void Add_Click(object sender, EventArgs e)
{
PortfolioService objectService = new PortfolioService();
String strusername = Session["username"].ToString();
String strcompany = lblCompany.Text;
String strcountry = lblCountry.Text;
String straddedportfolio = objectService.AddStockToCustomerPortfolio(strusername, strcompany, strcountry);
Response.Redirect("CustomerPortfolio.aspx");
}