$(document).ready(function() {
	$('#bund').hide();
	$('#ort').hide();
	$('#button_bahn').css("fontWeight", "bold")
	
	$('#button_bahn').click(function() {
		$('#bund').hide();
		$('#ort').hide();
		$('#button_bund, #button_ort').css("fontWeight", "normal")
		$('#button_bahn').css("fontWeight", "bold")
		$('#bahn').fadeIn('slow');
		return false;
	});
	
	$('#button_bund').click(function() {
		$('#bahn').hide();
		$('#ort').hide();
		$('#button_bahn, #button_ort').css("fontWeight", "normal")
		$('#button_bund').css("fontWeight", "bold")
		$('#bund').fadeIn('slow');
		return false;
	});
	
	$('#button_ort').click(function() {
		$('#bahn').hide();
		$('#bund').hide();
		$('#button_bahn, #button_bund').css("fontWeight", "normal")
		$('#button_ort').css("fontWeight", "bold")
		$('#ort').fadeIn('slow');
		return false;
	});
});