/// <summary>
        /// Verkrijg de source code van een webpage
        /// </summary>
        /// <param name="url">De url</param>
        /// <param name="cookies">De cookies</param>
        /// <returns>String - Broncode</returns>
        public static String GetSource(String url, CookieContainer cookies)
        {
            // Initializeer de request en response
            HttpWebResponse response;
            HttpWebRequest request;
            request = (HttpWebRequest)WebRequest.Create(url);
            // Request parameters instellen
            request.ContentType = "application/x-www-form-urlencoded";
            request.Method = "GET";
            request.AllowAutoRedirect = false;
            request.CookieContainer = cookies;
            request.UserAgent = "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.2.11) Gecko/20101012 Firefox/3.6.11";
            response = (HttpWebResponse)request.GetResponse();
            // Save de cookies
            foreach (Cookie tempCookie in response.Cookies)
            {
                cookies.Add(tempCookie);
            }
            // Lees de broncode
            String source;
            using (StreamReader reader = new StreamReader(response.GetResponseStream()))
            {
                source = reader.ReadToEnd();
            }
            response.Close();
            // Return de source code
            return source;
        }