// JavaScript Document
picListNum = 0;
function getLastElem(Str){
	//pageURL = window.location.href;
	pageNameList = Str.split("/");
	pageName = pageNameList[pageNameList.length-1];
	pageName = pageName.split(".");
	Name = pageName[0];
	return Name;
}
pageURL = window.location.href;
Folder = getLastElem(pageURL);
Array.prototype.contains = function(value) {
    for (var i = 0; i < this.length; i++) {
        if (this[i] === value) return i;
    }
    return 0;
};
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;
}
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];}}
}

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;
}

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];}
}
function showPic(name){
	document.getElementById("bildGross").innerHTML = "<img src='"+name+"' width='450' height='300' name='bigPic'>";
	showPicName(name);
}
function switchPic(direction){
	var picName = getLastElem(document.getElementsByName("bigPic")[0].src)+".jpg"; 	
	var picListNum = picList.contains(picName);
   
	var picListLength = picList.length;
	if (direction == "plus"){
		picListNum ++;
		if(picListNum > picListLength-1){picListNum = 0;}
	}
	if (direction == "minus"){
		picListNum --;		
		if(picListNum <0){picListNum = picListLength-1;}
	}
	var bild = "pics/_contentpics/"+Folder+"/"+picList[picListNum];
	document.getElementById("bildGross").innerHTML = "<img src='"+bild+"' width='450' height='300' name='bigPic'>";
	showPicName(picList[picListNum]);
}
function showPicName(pic){
	var picName = getLastElem(document.getElementsByName("bigPic")[0].src); 	
	var picNum = picName.substr(1)-1;
	if(picNum >= bildUntertitelList.length){
		var picText = "";
	}else{
		var picText = bildUntertitelList[picNum];
	}
	document.getElementById("picTxt").innerHTML = '<span class="bilduntertext">'+picText+'</span>';
}
function checkForm () {
  if (document.Formular.name.value == "") {
    alert("Bitte Ihren Namen angeben!");
    document.Formular.name.focus();
    return false;
  }
   if (document.Formular.vorname.value == "") {
    alert("Bitte Ihren Vornamen angeben!");
    document.Formular.vorname.focus();
    return false;
  }

  if (document.Formular.ort.value == "") {
    alert("Bitte Ihren Wohnort angeben!");
    document.Formular.ort.focus();
    return false;
  }
  if (document.Formular.plz.value == "") {
    alert("Bitte Ihre Postleitzahl angeben!");
    document.Formular.plz.focus();
    return false;
  }
  if (document.Formular.strasse.value == "") {
    alert("Bitte Straße angeben!");
    document.Formular.strasse.focus();
    return false;
  }
  if (document.Formular.fon.value == "") {
    alert("Bitte Ihre Telefonnummer angeben!");
    document.Formular.fon.focus();
    return false;
  }
 if (document.Formular.von.value == "") {
    alert("Bitte einen Zeitraum angeben!");
    document.Formular.von.focus();
    return false;
  }
   if (document.Formular.bis.value == "") {
    alert("Bitte einen Zeitraum angeben!");
    document.Formular.bis.focus();
    return false;
  }
  if (document.Formular.fuer.value == "") {
    alert("Bitte Personen angeben!");
    document.Formular.fuer.focus();
    return false;
  }
  

}