window.addEvent('domready', function() {
	var lijst = $('sub-navigatie');
	if( lijst ) {

		var url = getUrlNoSign();

		if( printbaar ) {
			var item1 = new Element('li', {
				'id': 'print'
			});

			var link1 = new Element('a', {
			    'href': '#',
				'events': {
					'click': function() {
						//alert( location.href + '?print=true' );
						print( url + '?print=true' );
						return false;
					}
				}
			});
			link1.setText('print deze pagina');
			link1.injectInside( item1 );
			item1.injectInside( lijst );
		}

		var item2 = new Element('li', {
			'id': 'go_back'
		});

		var link2 = new Element('a', {
		    'href': '#',
			'events': {
				'click': function() {
					history.go(-1);
				}
			}
		});
		link2.setText('pagina terug');
		link2.injectInside( item2 );
		item2.injectInside( lijst );

	}
});

function getUrlNoSign() {
	var url = location.href;
	var getal = url.lastIndexOf('#');
	return url.substr( 0, getal );
}

function print( strurl ) {
  popup = window.open( strurl, "help", "width=720, height=700, top=100, left=100, toolbar=0, resizable=1, scrollbars=1, status=0.menubar=0, location=0, directories=0");
  popup.focus();
}