function geonavi(id) {
	if (id != '') {
		window.open('http://slgeo.land-in-sicht.com/geo/ruhrtalradweg/(id)/'+id,'geoNavi','width=790,height=520');
	} else {
		window.open('http://slgeo.land-in-sicht.com/geo/ruhrtalradweg/','geoNavi','width=790,height=520');
	}
}

function imageOpen (url) {
	if (url != '') {
		window.open(url,'impressionen','width=360,height=440');
	}
}

function Go (select) {
    if (select.options.selectedIndex) {
		var wert = select.options[select.options.selectedIndex].value;
		 switch (wert)
		 {
		 	default:
		 		window.open(wert, "Zweitfenster", "location=yes, menubar=yes, scrollbars=yes, resizable=yes, toolbar=yes, width=800,height=600,left=100,top=200");
	     		select.form.reset(); 
		 		break;
		 }
	} else {
		window.location.href="/lenneroute/uebernachten";
	}

}