protected void btnLogin_Click(object sender, EventArgs e) { String user = txtUsername.Text; String pass = txtPassword.Text; if (user != null && pass != null) { UserInfoModel model = new UserInfoModel(); UserInformation info = new UserInformation(); info = model.GetUserInfoByUserName(user); if (info != null) { if (info.Password == pass && info.IsVerified) { Session["id"] = info.GUID; Session["role"] = "user"; Response.Redirect("~/Pages/Index.aspx"); } else { litStatus.Text = "Invalid Password"; } } else { litStatus.Text = "Invalid Username"; } } else { litStatus.Text = "Enter user name"; } }