function langmenu() {
	if ( $('hidden-language').style.display == 'none' || $('hidden-language').style.display == '') {
		$('hidden-language').style.display='block';
		$('languageswitch').style.display='none';
		$('Headernavigation').style.margin='0 25px 0 0';
	}
	else {
		$('hidden-language').style.display='none';
		$('languageswitch').style.display='block';
		$('Headernavigation').style.margin='0 0 0 0';
	}
}