/* declarations */
		/* MAKE CHANGCES HERE FOR THE PICTUREDIRECTORY (FROM ROOT) */
var navimageroot = "img/nav/";
		/************************************/
		/*  DONT CHANGE ANYTHING BELOW THIS */
		/************************************/
var activelayer = 0;
var timeout = null;
var timeoutstart = null;
var remaintime = 0;
var HideMenuTimer = null;

var popupactive = false;
var remaintimeDd = 0;
var timeoutstartDd = null;
var HideDdTimer = null;
/* declarations end */

/* Image Preloader */
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

/* Finds Objects by ID */
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

/* navigationpopup function, activates the correct layer, act=0 ==> hide all layers */
function activateLayer(act)
{
	activelayer = act;
	if(activelayer == 1) MM_showHideLayers('nav2_1','','show'); else MM_showHideLayers('nav2_1','','hide');
	if(activelayer == 2) MM_showHideLayers('nav2_2','','show'); else MM_showHideLayers('nav2_2','','hide');
	if(activelayer == 3) MM_showHideLayers('nav2_3','','show'); else MM_showHideLayers('nav2_3','','hide');
	if(activelayer == 4) MM_showHideLayers('nav2_4','','show'); else MM_showHideLayers('nav2_4','','hide');
	if(activelayer == 5) MM_showHideLayers('nav2_5','','show'); else MM_showHideLayers('nav2_5','','hide');
	if(activelayer == 6) MM_showHideLayers('nav2_6','','show'); else MM_showHideLayers('nav2_6','','hide');
	if(activelayer == 7) MM_showHideLayers('nav2_7','','show'); else MM_showHideLayers('nav2_7','','hide');
	if(activelayer == 8) MM_showHideLayers('nav2_8','','show'); else MM_showHideLayers('nav2_8','','hide');

	if(activelayer == 1) MM_swapImage('nav1_01','',navimageroot+'nav1_01b.gif',1); else MM_swapImage('nav1_01','',navimageroot+'nav1_01a.gif',1);
	if(activelayer == 2) MM_swapImage('nav1_02','',navimageroot+'nav1_02b.gif',1); else MM_swapImage('nav1_02','',navimageroot+'nav1_02a.gif',1);
	if(activelayer == 3) MM_swapImage('nav1_03','',navimageroot+'nav1_03b.gif',1); else MM_swapImage('nav1_03','',navimageroot+'nav1_03a.gif',1);
	if(activelayer == 4) MM_swapImage('nav1_04','',navimageroot+'nav1_04b.gif',1); else MM_swapImage('nav1_04','',navimageroot+'nav1_04a.gif',1);
	if(activelayer == 5) MM_swapImage('nav1_05','',navimageroot+'nav1_05b.gif',1); else MM_swapImage('nav1_05','',navimageroot+'nav1_05a.gif',1);
	if(activelayer == 6) MM_swapImage('nav1_06','',navimageroot+'nav1_06b.gif',1); else MM_swapImage('nav1_06','',navimageroot+'nav1_06a.gif',1);
	if(activelayer == 7) MM_swapImage('nav1_07','',navimageroot+'nav1_07b.gif',1); else MM_swapImage('nav1_07','',navimageroot+'nav1_07a.gif',1);
	if(activelayer == 8) MM_swapImage('nav1_08','',navimageroot+'nav1_08b.gif',1); else MM_swapImage('nav1_08','',navimageroot+'nav1_08a.gif',1);
}

/* global function, swaps images */
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/* global function, shows/hides layers */
function MM_showHideLayers() { 
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'inline':(v=='hide')?'none':v; }
    obj.display=v; }
}

/* global function, restores swapped images (correspondes with MM_swapImage()) */
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

/* navigationpopup function, resets timeout for hiding a popup */
function MM_clearTimeout() 
{
	//KillDropDown = false;
	timeout = null;
	timeoutstart = null;
	/* change timeout time here */
	remaintime = 1000;
	HideMenuTimer = null;
	return;
}

/* navigationpopup function, starts the hiding process, activating a timer */
function startHiding()
{
	//KillDropDown = true;
	activelayer = 0;
	timeoutstart = new Date();
	HideMenuTimer = setTimeout("HidePopUp()", remaintime)
}

/* navigationpopup function, the hiding process, recursive function, hides popup on termination */
function HidePopUp() 
{
	var elapsed = new Date() - timeoutstart;
	var timeout = remaintime;
	if (elapsed < timeout) {
		HideMenuTimer = setTimeout("HidePopUp()", timeout+100-elapsed);
		return;
	}
	activateLayer(activelayer)
	MM_clearTimeout();
		
}

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

/* FORM VALIDATOR START */

function ValidateForm(formName)
{
document.getElementById("errorname").style.display = "none";
document.getElementById("erroremail").style.display = "none";
fehler = false;
if(eval("document.getElementById('"+formName+"').realname.value")=="")
	{
		document.getElementById("errorname").style.display = "block";
		fehler = true;
	}
if(eval("document.getElementById('"+formName+"').email.value")=="")
	{
		document.getElementById("erroremail").style.display = "block";
		fehler = true;
	}
/*	if (! isValidEmail(document.getElementById('"+formName+"').email.value)) {
		document.getElementById("erroremail2").style.display = "block";
		fehler = true;
	} */
 if(fehler)
	{
		return false;
	}
	else
	{
		return true;
	}
}

/* FORM VALIDATOR END */

/* EMAIL VALIDATOR START */

function isValidEmail(mail, required) {
    required=true;
    if (mail==null) {
        if (required) {
            return false;
        }
        return true;
    }
    if (mail.length==0) {  
        if (required) {
            return false;
        }
        return true;
    }
    if (! allValidChars(mail)) {  // check to make sure all characters are valid
        return false;
    }
    if (mail.indexOf("@") < 1) { //  must contain @, and it must not be the first character
        return false;
    } else if (mail.lastIndexOf(".") <= mail.indexOf("@")) {  // last dot must be after the @
        return false;
    } else if (mail.indexOf("@") == mail.length) {  // @ must not be the last character
        return false;
    }
	
    return true;
}

function allValidChars(email) {
  var parsed = true;
  var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@.-";
  for (var i=0; i < email.length; i++) {
    var letter = email.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1)
      continue;
    parsed = false;
    break;
  }
  return parsed;
}

/* EMAIL VALIDATOR END */

/* SWAP PREISLISTE */

function swapYear(year) {
	if (year == 'currentyear') {
		document.getElementById("p_currentyear").style.display = 'inline';
		document.getElementById("p_nextyear").style.display = 'none';
	}
	if (year == 'nextyear') {
		document.getElementById("p_nextyear").style.display = 'inline';
		document.getElementById("p_currentyear").style.display = 'none';
	}
}

/* Suite Grundriss Fenster bei Zimmerpreisen*/
function FensterOeffnen (Adresse) {
  Fenster1 = window.open(Adresse, "Zweitfenster", "width=400,height=700,left=570,top=0,scrollbars=yes");
  Fenster1.focus();
}


function MoreInfo(obj)
{
	var o1 = MM_findObj("Info");
	o1.style.display = (obj == "Info" ? "block" : "none");
	
	var o2 = MM_findObj("PreiseAktuell");
	o2.style.display = (obj == "PreiseAktuell" ? "block" : "none");
	
	var o3 = MM_findObj("PreiseNaechstesJahr");
	o3.style.display = (obj == "PreiseNaechstesJahr" ? "block" : "none");
}