protected void Button1_Click(object sender, EventArgs e)
        {
            HttpCookie cookie = null;

            OnlineGrocerySys.WebService1 og = new OnlineGrocerySys.WebService1();
            string email = TextBox1.Text;
            string pwd   = TextBox2.Text;

            Session["email"] = email;

            string valid = og.login(email, pwd);

            if (valid.Equals("valid user"))
            {
                Response.Redirect("Home.aspx");
            }
            else
            {
                Response.Redirect("login.aspx");
            }
            if (CheckBox1.Checked)
            {
                //Create cookie to remember user id and password
                cookie = new HttpCookie("login");
                cookie.Values.Add("email", email);
                cookie.Values.Add("pwd", pwd);
                cookie.Expires = DateTime.Now.AddMinutes(60);
                Response.Cookies.Add(cookie);
            }
        }
        protected void LinkButton1_Click(object sender, EventArgs e)
        {
            OnlineGrocerySys.WebService1 og = new OnlineGrocerySys.WebService1();
            DataSet ds1 = og.viewusers();

            GridView1.DataSource = ds1.Tables[0].DefaultView;
            GridView1.DataBind();
        }
        protected void Button1_Click(object sender, EventArgs e)
        {
            OnlineGrocerySys.WebService1 og = new OnlineGrocerySys.WebService1();
            string cat      = DropDownList1.SelectedItem.Text;
            string pid      = TextBox1.Text;
            string pname    = TextBox2.Text;
            string quantity = TextBox3.Text;
            //  int qua = int.Parse(quantity);
            string price = TextBox4.Text;

            // int p = int.Parse(price)*qua;

            /* int d = (p * 15) / 100;
             * string discount = d.ToString();*/
            og.admininsert(cat, pid, pname, quantity, price);
        }
        protected void Button1_Click(object sender, EventArgs e)
        {
            OnlineGrocerySys.WebService1 og = new OnlineGrocerySys.WebService1();
            string name  = TextBox1.Text;
            string email = TextBox2.Text;
            string pwd   = TextBox3.Text;
            string cpwd  = TextBox4.Text;
            string pan   = TextBox5.Text;

            if (pwd == cpwd)
            {
                og.signup(name, email, pwd, cpwd, pan);
                Response.Redirect("login.aspx");
            }
            else
            {
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('password and confirm password is not same')", true);
            }
        }
        protected void Button3_Click(object sender, EventArgs e)
        {
            OnlineGrocerySys.ValidationSoapHeader ob = new OnlineGrocerySys.ValidationSoapHeader();
            string s1 = TextBox3.Text;
            int    s2 = int.Parse(TextBox4.Text);

            ob.DevToken      = s1;
            ob.DevToken1     = s2;
            Session["email"] = s1;
            Session["pwd"]   = s2;
            OnlineGrocerySys.WebService1 access = new OnlineGrocerySys.WebService1();
            access.Authentication = ob;
            string valid = access.HelloWorld();

            if (valid.Equals("logged in"))
            {
                Response.Redirect("admin.aspx");
            }
            else
            {
                Response.Redirect("login.aspx");
            }
        }