Email Providers (SMTP/GMail) using Provider Design Pattern

#region Comments
/*
 * Date             Initials    Comments
 * 2013-07-17       Kishan      Retrieve the configuration section for Email provider.
 */
#endregion Comments

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Configuration;
using System.Web.Configuration;

namespace Provider.EmailSender
{
   public class EmailProviderManager
    {
        private static EmailProviderCollection m_providers;

        private EmailProvider _MyEmailProvider;
        public EmailProvider MyEmailProvider
        {
            get { return _MyEmailProvider; }
            set { _MyEmailProvider = value; }
        }

        public EmailProviderCollection Providers
        {
            get { return m_providers; }
        }

        public void InitializeProvider()
        {
            EmailProviderConfiguration ObjConfiguration = default(EmailProviderConfiguration);

            string sConfigEntry = string.Empty;
            //This will be Web.config settings name
            sConfigEntry = "EmailSend";
            ObjConfiguration = (EmailProviderConfiguration)ConfigurationManager.GetSection(sConfigEntry);

            if ((ObjConfiguration != null))
            {
                m_providers = new EmailProviderCollection();
                ProvidersHelper.InstantiateProviders(ObjConfiguration.Providers, m_providers, typeof(EmailProvider));
                m_providers.SetReadOnly();

                //Set default provider.
                MyEmailProvider = m_providers[ObjConfiguration.Default];

                if (MyEmailProvider == null)
                {
                    throw new Exception("Currently this Provider is not available.");
                }
            }
            else
            {
                throw new ConfigurationErrorsException("This Email Provider configuration section is not set correctly.");
            }
        }
    } 
}