C#

using System.Web;

public class uSess : uSession
{
	//provides a shortened class name for access.
}


/// <summary>
/// Summary description for uSession
/// </summary>
public class uSession
{
	//--- Code Comments -------------------------------------------------------
	// Name:     SessionClass
	// Purpose:  Provides tools to help best manage the sessionState
	//
	// HISTORY
	// Date			  Name	Description
	// 06/04/2007	gan		Code created
	//--------------------------------------------------------------------

	//public variables

	public static System.Exception LastEx;
	private static object tObj;


	public uSession()
	{
		//
		// TODO: Add constructor logic here
		//
	}



	private static T LateCType<T>(object Value)
	{
		return (T)Value;
	}




	//public static T SessionLateCType<T>(string _SessKeyName)
	//{
	//  return SessionLateCType(_SessKeyName, null);
	//}


	//public static T SessionLateCType<T>(string _SessKeyName, object value)
	//{
	//  object a = null;
	//  try
	//  {
	//    a = uSess.getObject(_SessKeyName);

	//    if ((value == null))
	//    {
	//      return (T)value;
	//    }
	//    uSess.setObject(_SessKeyName, value);
	//  }
	//  catch (Exception ex)
	//  {
	//    LastEx = ex;
	//  }
	//  return default(T);
	//}



	public static bool getBoolean(string _SessKeyName)
	{
		bool tBool = false;

		tObj = getObject(_SessKeyName);
		tBool = LateCType<bool>(System.Web.HttpContext.Current.Session[_SessKeyName]);
		if (tObj != null)
			bool.TryParse(tObj.ToString(), out tBool);

		if (tBool == false)
		{
			tBool = false;
		}
		return tBool;
	}


	public static void setBoolean(string _SessKeyName, bool Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}



	public static string getString(string _SessKeyName)
	{
		tObj = getObject(_SessKeyName);
		string sTemp = "";
		if (tObj != null)
		{
			sTemp = (string)(tObj);
		}
		return sTemp;
	}


	public static void setString(string _SessKeyName, string Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}



	public static int getInteger(string _SessKeyName)
	{
		int iTemp = 0;
		string sTemp = getString(_SessKeyName);

		int.TryParse(sTemp, out iTemp);
		return iTemp;
	}


	public static void setInteger(string _SessKeyName, int Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}




	public static double getDouble(string _SessKeyName)
	{
		double iTemp = 0.0;
		string sTemp = getString(_SessKeyName);

		double.TryParse(sTemp, out iTemp);
		return iTemp;
	}

	public static void setDouble(string _SessKeyName, double Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}


	public static System.DateTime getDate(string _SessKeyName)
	{
		System.DateTime tDate = DateTime.MinValue;

		tObj = getObject(_SessKeyName);
		if (tObj != null)
		{
			System.DateTime.TryParse(tObj.ToString(), out tDate);
		}
		return tDate;
	}


	public static void setDate(string _SessKeyName, System.DateTime Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}



	public static object getObject(string _SessKeyName)
	{
		object tObject = null;
		tObject = System.Web.HttpContext.Current.Session[_SessKeyName];

		return tObject;
	}


	public static void setObject(string _SessKeyName, object Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}



	public static System.Collections.Hashtable getHashtable(string _SessKeyName)
	{
		System.Collections.Hashtable tHash = null;
		tObj = getObject(_SessKeyName);

		if (tObj != null)
			tHash = (System.Collections.Hashtable)(tObj);
		return tHash;
	}


	public static void setHashtable(string _SessKeyName, System.Collections.Hashtable Value)
	{
		System.Web.HttpContext.Current.Session[_SessKeyName] = Value;
	}


	public static void SessionRemove(string _SessKeyName)
	{
		System.Web.HttpContext.Current.Session.Remove(_SessKeyName);
	}



	public static void SessionClearAll()
	{
		System.Web.HttpContext.Current.Session.Clear();
	}
}

if (usertxtbox.Text.Equals("admin") && passtxtbox.Text.Equals("admin"))
            {
                MDIForm1 f1 = new MDIForm1();
                f1.Show();
                this.Close();
            }
            else
            {
                MessageBox.Show("Login Failed");
            }