private void TextBox2_TextChanged(object sender, TextChangedEventArgs e)
 {
     if (registered == false)
     {
         SharedFunctions.ResetBox(sender as TextBox);
     }
 }
 private void HistoryText_TextChanged(object sender, System.Windows.Controls.TextChangedEventArgs e)
 {
     SharedFunctions.ResetBox(sender as TextBox);
 }