Fully configured ASP.NET Membership Website Template

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
using System.Web.Security;

/// <summary>
/// Summary description for BasePage
/// </summary>
public class BasePage : System.Web.UI.Page
{
    #region Public Methods

    public void HandleException(Exception ex)
    {
        if (ConfigurationManager.AppSettings["Environment"] == "Development")
        {
            Master.ErrorMessage = ex.Message;
        }
        else
        {
            Master.ErrorMessage = "An unexpected error has occured in the application.  If it continues, please contact the administrator.";
        }
        // TODO Log the exception somehow, either with Microsoft.Practices.EnterpriseLibrary.Logging or some other mechanism
    }

    #endregion

    #region Public Properties

    public MembershipUser CurrentUser
    {
        get { return Session["CurrentUser"] as MembershipUser; }
        set { Session["CurrentUser"] = value; }
    }

    public new BaseMasterPage Master { get { return (BaseMasterPage)base.Master; } }

    public string ErrorMessage
    {
        set { Master.ErrorMessage = value; }
    }

    public string InformationMessage
    {
        set { Master.InformationMessage = value; }
    }

    public string WarningMessage
    {
        set { Master.WarningMessage = value; }
    }

    #endregion
}