function show_sm(mod,ID) {
	var visible = "";
	if(mod == 1) visible = "visible"; else visible = "hidden";
	document.getElementById("sm_bildsrc").src = "files/schmuckbilder/" + ID + ".jpg";
	document.getElementById("sm_bild").style.visibility = visible;
}

function formproof(xf) {
	var strAlert; var strAlert1; var strAlert2;
	var strAlert0 = unescape('Bitte f%FCllen Sie noch aus:');
	strAlert1 = ''; strAlert2 = '';
	if (document.forms[xf].schule.selectedIndex == 0) strAlert1 += '->  Schule\n';
	if (document.forms[xf].ansprechpartner.value == '') strAlert1 += '->  Ansprechpartner\n';
	if (document.forms[xf].strasse.value == '') strAlert1 += '->  Strasse\n';
	if (document.forms[xf].nr.value == '') strAlert1 += '->  Nr.\n';
	if (document.forms[xf].plz.value == '') strAlert1 += '->  PLZ\n';
	if (document.forms[xf].ort.value == '') strAlert1 += '->  Ort\n';
	if (document.forms[xf].telefon.value == '') strAlert1 += '->  Telefon\n';
	if (document.forms[xf].email.value == '') strAlert1 += '->  Email-Adresse\n';
	else {
		var reg = /.+@.+\.\w\w+/;
		if (!reg.exec(document.forms[xf].email.value)) strAlert2 = 'Bitte %DCberpr%FCfen Sie Ihre email-Adresse';
	}

	strAlert = strAlert1 + strAlert2;
	// strAlert = "";
	if (strAlert == '') { 
		alert(unescape("Vielen Dank fuer Ihre Email!\nWir bemuehen uns, umgehend zu antworten."));
		document.forms[xf].submit();
		return true;
	}
	if (strAlert1 == '') {
		alert(strAlert2 + "\n\n");
		return false;
	}
	else {
		alert(strAlert0 + "\n\n" + strAlert1 + "\n" + strAlert2 + "\n\n");
		return false;
	}
}
var moz = 0;
var i = 2.8;
var stop_d2 = 2;
var step = 0.075;

function fade_start(){
	document.getElementById('a'+page_ID+"_"+thema_ID).style.color = nav_farbe;
	var b1 = document.images.backbild;
	var b2 = document.images.logo;
	var b3 = document.images.navbild;
	var f = false;
	while(f) {
		if(b1.complete == false | b2.complete == false | b3.complete == false) f = false; else f = true;
	}
	document.getElementById('back').style.visibility = "visible";
	moz = window.setInterval("setmoz()", 0);
}
function setmoz () {
	d1 = document.getElementById('trans_1');
	d2 = document.getElementById('trans_2');
	i = i - step;
	if(i >= 1) {
		z = Math.log(i);
		d1.style.MozOpacity=z; 										// Mozilla
		d1.style.filter="Alpha(opacity=" +(z*100) +")"; // IE
		if(i > stop_d2) {
			d2.style.MozOpacity=z;
			d2.style.filter="Alpha(opacity=" +(z*100) +")"; 
		}
	}
	if (i <= 1){
			window.clearInterval(moz); i = 2.8;
			i = 1; moz2 = window.setInterval("fade_obj(document.getElementById('logo'),0.05,'logo')", 0);
			i = 1; moz2 = window.setInterval("fade_obj(document.getElementById('navbild'),0.05,'navbild')", 0);
	}
}
var out = "";
function fade_obj (obj,step,name) {
	i = i + step;
	if(i <= 2.8) {
		var z = Math.log(i);
		obj.style.MozOpacity=z; 										// Mozilla
		out = out + " "+z+"\n";
		obj.style.filter="Alpha(opacity=" +(z*100) +")"; // IE
	} else {
		window.clearInterval(moz2);
		if(name != "navbild") {
			
		}
	}
}


function navover(ID,thema,farbe) {
	document.getElementById('a'+ID+"_"+thema).style.color = farbe;
	document.getElementById('logo').src = "files/logo/" + thema + ".gif";
	document.getElementById('navbild').src = "files/navbilder/" + thema + ".jpg";
}
function navout(ID,thema) {
	if(ID == page_ID) farbe = nav_farbe; else farbe = "#666";
	document.getElementById('a'+ID+"_"+thema).style.color = farbe;	
	document.getElementById('logo').src = "files/logo/" + thema_ID + ".gif";
	document.getElementById('navbild').src = "files/navbilder/" + thema_ID + ".jpg";
}

function google_analytics(ID){
	var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
	console.log(gaJsHost)
	document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
	var pageTracker = _gat._getTracker(ID);
	pageTracker._initData();
	pageTracker._trackPageview();
}