using System;

namespace Test
{
  public class Class1
   {
	public Class1()
	{
	int a= 10 + 30 ;
	}
   }
}

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.ServiceProcess;
using Test;

namespace WindowsService2
{
   public class Service1 : System.ServiceProcess.ServiceBase
    {
     private Class1 test;
     private System.ComponentModel.Container components = null;

	public Service1()
	{			
		InitializeComponent();
	}		
	static void Main()
	{
	System.ServiceProcess.ServiceBase[] ServicesToRun;
	ServicesToRun = new System.ServiceProcess.ServiceBase[]
                                                {new   Service1() };

	System.ServiceProcess.ServiceBase.Run(ServicesToRun);
	}
	private void InitializeComponent()
	{
	components = new System.ComponentModel.Container();
		this.ServiceName =  "Service1" ;
	}

	protected override void Dispose( bool disposing )
	{
	if( disposing )
		{
		if (components != null) 
		{
			components.Dispose();
		}
		}
			base.Dispose( disposing );
		}

protected override void OnStart(string[] args)
		{
			test=new Test.Class1();			
		}
 
		protected override void OnStop()
		{			
		}
	}
}

protected override void OnStart(string[] args)
		{
		//	test=new Test.Class1();			
		}