Hello,

I've already a good system which is working, i just need now to update it as a dropdown list with the name of the country without flags.

and if possible the sentence choose your language in the right language, can you please help?

Thanks

/// <summary>
/// Summary description for LanguageItem
/// </summary>
using System.Globalization;


/// <summary>
/// </summary>
public class LanguageItem
{
    private readonly CultureInfo culture;

    public LanguageItem(CultureInfo culture)
    {
        this.culture = culture;
    }

    public string Id
    {
        get
        {
            return this.culture.TwoLetterISOLanguageName;
        }
    }

    public string LanguageCode
    {
        get
        {
            return this.culture.ToString();
        }
    }

    public string Name
    {
        get
        {
            return this.culture.GetNativeLanguageName();
        }
    }
}

/// <summary>
/// Summary description for CultureInfoExtension
/// </summary>
using System.Globalization;
using System.Text;
public static class CultureInfoExtension
{
    public static string GetNativeLanguageName(this CultureInfo cultureInfo)
    {
        var nativeName = cultureInfo.NativeName;
        nativeName = nativeName.Substring(0,nativeName.IndexOf("("));
        return string.Format("{0} - {1}", cultureInfo.ThreeLetterISOLanguageName,nativeName);
    }
}

using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Globalization;
using System.Collections.Generic;

/// <summary>
/// Summary description for Localization
/// </summary>
public static class Localization
{
    public static readonly string LANGUAGECOOKIENAME = "languageSelection";

    private static List<CultureInfo> acceptedLanguages;
    private static List<LanguageItem> languages;

    /// <summary>
    /// The culture which is use if no matching culture is found.
    /// </summary>
    private static CultureInfo defaultCulture;

    /// <summary>
    /// Initializes the localization by intanciating and filling the
    /// list of accepted languages. Add new languages to the end of the
    /// list.
    /// </summary>
    public static void Initialize()
    {
        defaultCulture = CultureInfo.CreateSpecificCulture("en-GB");
        acceptedLanguages = new List<CultureInfo>{
            defaultCulture,
            CultureInfo.CreateSpecificCulture("es-ES"),
            CultureInfo.CreateSpecificCulture("tr-TR"),
            CultureInfo.CreateSpecificCulture("it-IT"),
            CultureInfo.CreateSpecificCulture("ru-RU"),
            CultureInfo.CreateSpecificCulture("fi-FI"),
            CultureInfo.CreateSpecificCulture("sv-SE"),
            CultureInfo.CreateSpecificCulture("da-DK"),
            CultureInfo.CreateSpecificCulture("nb-NO"),
            CultureInfo.CreateSpecificCulture("ar-SA"),
            CultureInfo.CreateSpecificCulture("he-IL"),
            CultureInfo.CreateSpecificCulture("hr-HR"),
            CultureInfo.CreateSpecificCulture("sl-SI"),
            CultureInfo.CreateSpecificCulture("cs-CZ")
        };

        languages = new List<LanguageItem>();
        acceptedLanguages.ForEach(language => languages.Add(new LanguageItem(language)));
    }

    public static List<LanguageItem> Languages
    {
        get {
            if (languages == null)
            {
                Initialize();
            }
            return languages;
        }
    }

    public static List<string> LanguageNames
    {
        get
        {
            return acceptedLanguages.Select(language => language.NativeName).ToList();
        }
    }

    public static List<string> TwoLetterCodes
    {
        get{
            return acceptedLanguages.Select(language => language.TwoLetterISOLanguageName).ToList();
        }
    }

    public static bool Accept(string languageName)
    {
        return Accept(CultureInfo.CreateSpecificCulture(languageName));
    }

    public static bool Accept(CultureInfo culture)
    {
        if (acceptedLanguages == null)
        {
            Initialize();
        }
        return acceptedLanguages.Any(item => item.TwoLetterISOLanguageName == culture.TwoLetterISOLanguageName);
    }

    public static string GetAcceptableCulture(string preference, params string[] preferences)
    {

        string culture = null;
        if (preference != null)
        {
            var correctedCulture = CorrectLanguageTag(RemoveCountry(preference));
            if (Accept(correctedCulture))
            {
                culture = correctedCulture;
            }
        }
        if (culture == null && preferences.Length > 0)
        {
            foreach (var pref in preferences.Select(pref => RemoveCountry(pref)))
            {
                var correctedPref = CorrectLanguageTag(pref);
                if (Accept(correctedPref))
                {
                    culture = correctedPref;
                    break;
                }
            }
        }
        return culture == null ? defaultCulture.TwoLetterISOLanguageName : culture;
    }

    private static string CorrectLanguageTag(string languageTag)
    {
        if (languageTag == "nb")
        {
            languageTag = "no"; 
        }
        return languageTag;
    }

    private static string RemoveCountry(string languageCode)
    {
        int length = languageCode.IndexOf(";");
        length = length == -1 ? languageCode.Length : length;
        return languageCode.Substring(0, length);
    }
}

                <div id="flags">
                    <ul>
                    <asp:Repeater runat="server" ID="languageRepeater">
                    <ItemTemplate>
                    <li>
                    <asp:ImageButton 
                        runat="server" 
                        CommandArgument='<%# DataBinder.Eval(Container.DataItem, "Id") %>' 
                        OnClick="RequestLanguageChange_Click"
                        ImageUrl='<%# DataBinder.Eval(Container.DataItem, "LanguageCode","/styles/images/flags/{0}.PNG") %>' 
                        ToolTip='<%# DataBinder.Eval(Container.DataItem, "Name") %>' 
                        CausesValidation="false" />
                    </li>
                    </ItemTemplate>
                    </asp:Repeater>

                      </ul>
                    </div>

Thanks a lot for your help