string email = bunifuMetroTextbox1.Text;
            bool IsRealEmail = Regex.IsMatch(email, @"^([0-9a-zA-Z]([-.\w]*[0-9a-zA-Z])*@([0-9a-zA-Z][-\w]*[0-9a-zA-Z]\.)+[a-zA-Z]{2,9})$");

            if (bunifuMetroTextbox1.Text == "" || bunifuMetroTextbox2.Text == "")
            {
                label3.Text = "Please type in and username and password.";
                return;
            }



            else if (bunifuMetroTextbox1.Text.Contains("@"))
            {
                try
                {

                    string emails = bunifuMetroTextbox1.Text;
                    string password = Hash(bunifuMetroTextbox2.Text);
                    bool r = validate_loginemail(emails, password);
                    if (r)
                    {
                        Assembly assembly = Assembly.GetExecutingAssembly();
                        FileVersionInfo fileVersionInfo = FileVersionInfo.GetVersionInfo(assembly.Location);

                        string v1 = fileVersionInfo.ProductVersion;
                        string v2 = new WebClient().DownloadString("string");

                        var version1 = new Version(v1);
                        var version2 = new Version(v2);

                        var vrz = version1.CompareTo(version2);
                        if (vrz > 0)
                        {
                            //just go on with the program; there is nothing to update
                        }
                        else if (vrz < 0)
                        {
                            DialogResult dialogResult = System.Windows.Forms.MessageBox.Show("There is a new update! Would you like to update?", "Update Program", MessageBoxButtons.YesNo);
                            if (dialogResult == DialogResult.Yes)
                            {
                                System.Diagnostics.Process.Start("http://www.google.com");
                            }
                            else if (dialogResult == DialogResult.No)
                            {



                                Form1 objFrmMain = new Form1();
                                this.Hide();
                                objFrmMain.ShowDialog();
                                this.Close();
                                return;
                            }

                        }

                        else
                        {
                            //// Get the object used to communicate with the server.
                            //FtpWebRequest request = (FtpWebRequest)WebRequest.Create("string");
                            //request.Method = WebRequestMethods.Ftp.UploadFile;
                            //// This example assumes the FTP site uses anonymous logon.
                            //request.Credentials = new NetworkCredential("anonymous", "janeDoe@contoso.com");


                            //MemoryStream memStr = new MemoryStream(UTF8Encoding.Default.GetBytes("asdf"));
                            //System.Text.ASCIIEncoding encoding = new System.Text.ASCIIEncoding();
                            //Byte[] bytes = Encoding.GetBytes(memStr);
                            //Stream requestStream = request.GetRequestStream();
                            //requestStream.Write(bytes, 0, bytes.Length);
                            //requestStream.Close();



                            Form1 objFrmMain = new Form1();
                            this.Hide();
                            objFrmMain.ShowDialog();
                            this.Close();
                            return;
                        }
                    }






                    else
                    {
                        label3.Text = "Incorrect username or password";
                    }
                }

                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }




        }
            else
            {
                try
                {

                    string username = bunifuMetroTextbox1.Text;
                    string password = Hash(bunifuMetroTextbox2.Text);
                    bool r = validate_login(username, password);
                    if (r)
                    {
                        //call Assmebly + identify
                        Assembly assembly = Assembly.GetExecutingAssembly();
                        FileVersionInfo fileVersionInfo = FileVersionInfo.GetVersionInfo(assembly.Location);

                        //compare Assembly to txt in FTP server
                        string v1 = fileVersionInfo.ProductVersion;
                        string v2 = new WebClient().DownloadString("string");

                        var version1 = new Version(v1);
                        var version2 = new Version(v2);

                        var vrz = version1.CompareTo(version2);
                        if (vrz > 0)
                        {
                            //just go on with the program; there is nothing to update
                        }
                        else if (vrz < 0)
                        {
                            DialogResult dialogResult = System.Windows.Forms.MessageBox.Show("There is a new update! Would you like to update?", "Update Program", MessageBoxButtons.YesNo);
                            if (dialogResult == DialogResult.Yes)
                            {
                                System.Diagnostics.Process.Start("http://www.google.com");
                            }
                            else if (dialogResult == DialogResult.No)
                            {

                                Form1 objFrmMain = new Form1();
                                this.Hide();
                                objFrmMain.ShowDialog();
                                this.Close();
                                return;
                            }

                        }

                        else
                        {
                            //string writer = new WebClient().DownloadString("string");
                            //System.IO.StreamWriter file = new System.IO.StreamWriter(writer);
                            //file.WriteLine(localIPs);
                            Form1 objFrmMain = new Form1();
                            this.Hide();
                            objFrmMain.ShowDialog();
                            this.Close();
                            return;
                        }
                    }






                    else
                    {
                        label3.Text = "Incorrect username or password";
                    }
                }

                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }



            }