function menuback(){
	document.config.to.value = 'back';
	document.config.art.value --;
	document.config.submit();
}

function menuvorward(){
	if(document.config.art.value != '6'){
		if(document.config.art.value != '7'){
			document.config.to.value = 'vorward';
			document.config.art.value ++;
			document.config.submit();
		}else{
			if(arguments[0] == 3){
				document.config.action = "danke.html";
				document.config.submit();
			}else{
				document.config.action = "danke2.html";
				document.config.submit();
			}
		}
	}else{
		if(chkFormular() != false){
			document.Formular.to.value = 'vorward';
			document.Formular.art.value ++;
			document.Formular.submit();
		}
	}
}

function clearer(SITE,COUNT){
	for (var i = 0; i < COUNT; ++i){
		var s = SITE+i
		document.getElementById(s).options[0].selected = true;
	}
	document.config.submit();
}