// http://www.naturfilmtage-tannheimertal.com/files/default.js 1.0.7 (6/24/11)
// Copyright (c) Florian Fink http://www.florian-fink.de
// Alle Rechte vorbehalten.

if ((top.frames.length > 0) || (top.location.href.indexOf("www.naturfilmtage-tannheimertal.com") == -1)) {
	top.location.replace("http://www.naturfilmtage-tannheimertal.com/");
}

function switch_image(image_name,image_url) {
	image_src = new Image();
	image_src.src = image_url;
	document.images[image_name].src = image_src.src;
}

function open_window(window_url,window_name,window_width,window_height,window_resizable,window_scrollbars) {
	window_name = Math.round(Math.random() * 1000);
	remote_window = window.open(window_url,window_name,"width=" + window_width + ",height=" + window_height + ",resizable=" + window_resizable + ",scrollbars=" + window_scrollbars + ",toolbar=0,status=0,directories=0,location=0,menubar=0");
}

form_submit = 0;

function check_newsletter_subscribe() {
	if ((document.newsletter_subscribe_form.address.value == "") || (document.newsletter_subscribe_form.firstname.value == "") || (document.newsletter_subscribe_form.lastname.value == "") || (document.newsletter_subscribe_form.email.value == "") || (document.newsletter_subscribe_form.email.value.indexOf(" ") != -1) || (document.newsletter_subscribe_form.email.value.indexOf(":") != -1) || (document.newsletter_subscribe_form.email.value.indexOf("/") != -1) || (document.newsletter_subscribe_form.email.value.indexOf("@") == -1) || (document.newsletter_subscribe_form.email.value.indexOf(".") == -1)) {
		alert("Bitte fuellen Sie alle Felder korrekt aus!");
	}
	else {
		if (form_submit == 0) {
			form_submit = 1;
			document.newsletter_subscribe_form.subscribe.value = 1;
			document.newsletter_subscribe_form.submit();
		}
	}
}

function check_newsletter_unsubscribe() {
	if ((document.newsletter_unsubscribe_form.subscriber.value == "") || (document.newsletter_unsubscribe_form.subscriber.value.indexOf(" ") != -1) || (document.newsletter_unsubscribe_form.subscriber.value.indexOf(":") != -1) || (document.newsletter_unsubscribe_form.subscriber.value.indexOf("/") != -1) || (document.newsletter_unsubscribe_form.subscriber.value.indexOf("@") == -1) || (document.newsletter_unsubscribe_form.subscriber.value.indexOf(".") == -1)) {
		alert("Bitte fuellen Sie alle Felder korrekt aus!");
	}
	else {
		if (form_submit == 0) {
			form_submit = 1;
			document.newsletter_unsubscribe_form.subscribe.value = 0;
			document.newsletter_unsubscribe_form.submit();
		}
	}
}