function anz_fade() {
var element = document.getElementById("anzeigenformate");
	if (element.style.display == "none"){
	element.style.display = "inline";
	} else {
	element.style.display = "none";
	}
}
function monate_fade() {
document.getElementById("monate").style.display = "inline";
}
function reset_form() {
	if (confirm("Sollen wirklich alle Angaben dieser Online-Buchung verworfen werden?")) {
		document.filter_online_buchung.reset();
		document.getElementById("monate").style.display = "none";
		scroll_nach_oben();
	}
}
function scroll_nach_oben() {
    var x1 = x2 = x3 = 0;
    var y1 = y2 = y3 = 0;
    if (document.documentElement) {
        x1 = document.documentElement.scrollLeft || 0;
        y1 = document.documentElement.scrollTop || 0;
    }
    if (document.body) {
        x2 = document.body.scrollLeft || 0;
        y2 = document.body.scrollTop || 0;
    }
    x3 = window.scrollX || 0;
    y3 = window.scrollY || 0;
    var x = Math.max(x1, Math.max(x2, x3));
    var y = Math.max(y1, Math.max(y2, y3));
    window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
    if (x > 0 || y > 0) {
        window.setTimeout("scroll_nach_oben()", 25);
    }
};