C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Threading;

namespace WindowsApplication1

{

    public partial class Form1 : System.Windows.Forms.Form
    {
       
        public  string  frm1; 
    
     Form2 f = new Form2();

        private string stringOnForm1;
        public Form1(string sTEXT)
        {
            InitializeComponent();
            textBox1.Text = sTEXT;
            
            
           
         }


        


        private void Form1_Load(object sender, EventArgs e)
        {


            f.Show();
            f.button2.Visible = false;
            Random rand = new Random();

            Color[] c = { Color.Green, Color.Red };
           // Thread.Sleep(1000);

            this.button1.BackColor = c[rand.Next(0, c.Length)];
            this.button2.BackColor = c[rand.Next(0, c.Length)];

            if (this.button1.BackColor == Color.Red && this.button2.BackColor != Color.Red)
            {


               // Thread.Sleep(1000);
                f.button2.Visible = true;
                f.s = "1 Message received";
                f.s1 = "ur gas is being leaked";

            }

            else if (this.button2.BackColor == Color.Red && this.button1.BackColor != Color.Red)
            {
                //Thread.Sleep(1000);
                f.button2.Visible = true;
                f.s = "1 Message received";
                f.s1 = "ur electric is being leaked";

            }

            else if (this.button1.BackColor == Color.Red && this.button2.BackColor == Color.Red)
            {
                //Thread.Sleep(1000);
                f.button2.Visible = true;
                f.s = "2 Messages received";
                f.s1 = "ur electric and gas is being leaked";

            }

           


           

        
        
        }

        

        private void button1_Click(object sender, EventArgs e)
        {

          
        }

     private void button2_Click(object sender, EventArgs e)
     {

     }

        private void label2_Click(object sender, EventArgs e)
        {

        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        } }

public partial Class _Default : System.Web.UI.Page
{
    public static int timeout;    //variable to access

    protected void Page_Load(object sender, EventArgs e)
    {
        //...Get timeout from web.config file here
        timeout = toVal;
    }
}

public partial class FormPage : System.Web.UI.Page
{
    protected void Page_PreInit(object sender, EventArgs e)
    {

       // How do I access timeout variable here?
    }
}