public void UpdateEditButtons()
{
_browser1.UpdateEditButtons();
UpdateButtonEnabled(_cutButton, _cutCommand);
UpdateButtonEnabled(_copyButton, _copyCommand);
UpdateButtonEnabled(_pasteButton, _pasteCommand);
UpdateButtonEnabled(_undoButton, _undoCommand);
UpdateButtonEnabled(_duplicatePageButton, _duplicatePageCommand);
UpdateButtonEnabled(_deletePageButton, _deletePageCommand);
}