// javascript by Tilman Korn

function rollOver() {
  var i = 0;
  while (i < arguments.length) {
    document.images[arguments[i]].src = eval(arguments[i+1]+".src");
    i += 2;
  }
}
   
   ver=navigator.appVersion;agent=navigator.userAgent
   dom=document.getElementById?1:0
   ie5=(ver.indexOf("MSIE 5")>-1 && dom)?1:0;
   ie6=(ver.indexOf("MSIE 6")>-1 && dom)?1:0;
   ie4=(document.all && !dom)?1:0;
   ie=ie4||ie5||ie6
   mac=agent.indexOf('Mac')>-1
   win=agent.indexOf('Windows')>-1
   opera=(agent.indexOf("Opera")!=-1)?true:false
   ns6=(dom && parseInt(ver) >= 5) ?1:0;
   ns61=(parseInt(navigator.productSub)>=20010726)?true:false
   if(ns6)mac=false
   ns4=(document.layers && !dom)?1:0;
   konq=(navigator.userAgent.indexOf("Konqueror")!=-1)?true:false

// function sizeWindow(){
//	if(ns61){parent.top.resizeTo(946,747);}
//	if(ie6){parent.top.resizeTo(964,760);}
//	if(opera){parent.top.resizeTo(890,707);}
//	if(ie && mac){parent.top.resizeTo(954,711);}
	
//}
   
function showBrowser() {
   	alert("ie5: "+ie5+"\nie6: "+ie6+"\nie4: "+ie4+"\nie: "+ie+"\nMac: "+mac+"\nWindows: "+win+"\nOpera: "+opera+"\nNetscape6: "+ns6+"\nns6.1: "+ns61+"\nns4: "+ns4+"\nkonquerer: "+konq+"\n");
}
   
var win= null;
function NewWindow(page,name,w,h,scroll){
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	var settings  ='height='+h+',';
      settings +='width='+w+',';
      settings +='top='+wint+',';
      settings +='left='+winl+',';
      settings +='scrollbars='+scroll+',';
      settings +='resizable=yes';
  win=window.open(page,name,settings);
  if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}

var lay; 
var all; 
var byid; 
if(document.layers)lay=true;//ns4 
if(document.all)all=true;//ie4 
if(document.getElementById)byid=true;//ie5 ie6 ns6 ns7

function showLayer(name) {
  for (var i = 0; i < arguments.length; i++) {
    if (lay) {
      document.layers[arguments[i]].visibility = 'visible';
    } else if (all) {
      document.all[arguments[i]].style.visibility = 'visible';
	} else if (byid){
	  document.getElementById(name).style.visibility = 'visible';
    }
  }
 }
  
function hideLayer(name) {
  for (var i = 0; i < arguments.length; i++) {
    if (lay) {
      document.layers[arguments[i]].visibility = 'hidden';
    } else if (all) {
      document.all[arguments[i]].style.visibility = 'hidden';
	} else if (byid){
	  document.getElementById(name).style.visibility = 'hidden';
    }
  }
}

function sendForm() {
  var ernum = 0;
  var Email = document.forms[0].Mail.value; 		var reg_email = /.+@.+\.[a-z]{2,4}$/;
  var ok = document.forms[0].ok.value; 
  if ( (document.forms[0].Mail.value != "") && (!reg_email.exec(Email)) ) ernum = 1;		<!--wenn das Feld freiwillig ist: log. und-Verknüpfung wie hier-->
  if ( !document.forms[0].ok.checked ) ernum = 2;
  switch (ernum) {
  	case 0: document.forms[0].action="../main/formmail.php";
		document.forms[0].submit();
		break;
   	case 1: alert("Die von Ihnen eingegebene E-mailadresse hat kein gültiges Format!");
		document.forms[0].Mail.focus();
		break;
	case 2: alert("Bitte stimmen Sie den datenschutzrechtlichen Bestimmungen zu.");
		document.forms[0].ok.focus();
		break;
  }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}