protected void btnSignIn_Click(object sender, EventArgs e)
{
int?userId = UserDBHelper.IsCredentialsValid(txtUserName.Text, txtPassword.Text);
if (userId != null)
{
Session["USER"] = txtUserName.Text;
Session["USERID"] = userId;
if (UserDBHelper.IsUserAdmin(Session["USER"].ToString()))
{
Session["ISADMIN"] = "1";
Response.Redirect("AdminHome.aspx");
}
Response.Redirect("Home.aspx");
}
}