/* fontSizer copyright by Martin Egger - www.mediacorner.it */
var defSize=0.9;
var maxSize=1.4;
var minSize=0.7;
var v=defSize;
function fontSize(mod){
	if(document.getElementById){
		var fS=document.getElementsByTagName("body")[0];
		if(v==defSize) v=defSize;
		if(mod=="+") if(v<=maxSize){ v+=0.1; fS.style.fontSize=v+"em";}
		if(mod=="-") if(v>=minSize){ v-=0.1; fS.style.fontSize=v+"em";}
		if(mod=="def") {v=defSize; fS.style.fontSize=defSize+"em";}
	}	
}
function gollum(q, l, wl) {
      var wikiwin =  window.open("http://gollum.easycp.de/gollum/gollum.php?a=core&l="+((l)?l:'')+"&wl="+((wl)?wl:'')+"&q="+((q)?q:''), "WIKI_ENVIRONMENT", "height=580, width=780, top=0, left=0, menubar=0, location=0, resizable=1, status=1");
      wikiwin.focus();
  }
function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

function form_check() {
	if(document.getElementById("Vorname").value=="" || document.getElementById("Nachname").value=="" || document.getElementById("Ort").value=="" || document.getElementById("eMail").value==""){
		alert("Bitte füllen Sie alle Pflichtfelder aus");
		return false;
	} else {
		if(document.getElementById("eMail").value!=""){
			var mailval=document.getElementById("eMail").value;
			if(mailval.length<=6 || mailval.indexOf("@")<1){
					alert("Ungültige E-Mail-Adresse");
					return false;
			}
		}
	}
}