protected void login_Click(object sender, EventArgs e)
{
string u = uname.Text;
string p = pwd.Text;
string s = "";
DataTable dt = u1.login(u, p);
if (dt.Rows.Count > 0)
{
string user = dt.Rows[0][0].ToString();
Session["uname"] = user;
Response.Write("<script>alert('Login succesful!')</script>");
Response.Redirect("home.aspx");
}
else if (uname.Text == s & pwd.Text == s)
{
Response.Write("<script>alert('Enter Email ID and Password!')</script>");
}
else
{
Response.Write("<script>alert('Login invalid! Check username or password')</script>");
uname.Text = "";
}
}