function confirmAction() {
  var cA = window.confirm("bitte bestaetigen \n please confirm");
  return (cA);
}
function getUpdateRSS(){
  window.open("../extern_rss/update_rss.php", "updateRSS", "width=500px, height=400px, scrollbars=yes, resizable=yes");   
}
function getUpdateSitemap(){
  window.open("../update_sitemap.php", "UpdateSitemap", "width=500px, height=400px, scrollbars=yes, resizable=yes");   
}

function hideShow (wen) {
	if(document.getElementById(wen).style.display == 'none'){
		document.getElementById(wen).style.display = 'block';		
		document.getElementById(wen+'img').src='images/ausblenden.png';
		document.getElementById(wen+'img').alt='ausblenden';
		document.getElementById(wen+'img').title='javascript: ausblenden';		
	}
	else{
		document.getElementById(wen).style.display = 'none';		
		document.getElementById(wen+'img').src='images/einblenden.png';
		document.getElementById(wen+'img').alt='einblenden';
		document.getElementById(wen+'img').title='javascript: einblenden';		
	}
}


hoverHack = function(){
	try{
		var liArray = document.getElementById("navheader").getElementsByTagName("li");
		for(var i=0; i<liArray.length; i++){
			liArray[i].onmouseover=function(){
				this.className+="iehover";					
			}
			liArray[i].onmouseout=function(){
				this.className=this.className.replace(/iehover\b/, "");				
			}
		}
	}
	catch(e){
	}
}
if(window.attachEvent){
	window.attachEvent("onload", hoverHack);
}

/*Editor------------------------------------------------- */
var v="";
var w="";
var picAlt ="";
var picNeu ="";
var picAltNeu ="layer0";

function insertTwo(v,picNeu) {  
	picAlt = picAltNeu;
	var textarea = document.forms[4].elements['content_P'];
	textarea.focus();
	if(typeof document.selection != 'undefined'){   
		var str = document.selection.createRange().text;		
		var sel = document.selection.createRange();
		sel.text = "<" + v + ">" + str + "</" + v + ">";
		textarea.focus();		
	}
	else if(typeof textarea.selectionStart != 'undefined'){
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var str = textarea.value.substring(start, end);
		textarea.value = textarea.value.substr(0, start) + "<" + v + ">" + str + "</" + v + ">" + textarea.value.substr(end);		
		var cursorPosition;
		if(str.length == 0){
			cursorPosition = start + v.length + 2;
		}
		else{
			cursorPosition = start + v.length + 2 + str.length + v.length + 3;
		}
		textarea.selectionStart = cursorPosition;
		textarea.selectionEnd = cursorPosition;		
	}
	else{		
		textarea.value +="<" + v + "> </" + v + ">";
		textarea.focus();
	}	
	return;
}

function insertTwoDifferent(v,w,picNeu) {
	picAlt = picAltNeu;
	var textarea = document.forms[4].elements['content_P'];
	textarea.focus();
	if(typeof document.selection != 'undefined'){
		var str = document.selection.createRange().text;		
		var sel = document.selection.createRange();
		sel.text = "<" + v + ">" + str + "</" + w + ">";
		textarea.focus();
	}
	else if(typeof textarea.selectionStart != 'undefined'){
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var str = textarea.value.substring(start, end);
		textarea.value = textarea.value.substr(0, start) + "<" + v + ">" + str + "</" + w + ">" + textarea.value.substr(end);
		var cursorPosition;
		if(str.length == 0){
			cursorPosition = start + v.length + 2;
		}
		else{
			cursorPosition = start + v.length + 2 + str.length + w.length + 3;
		}
		textarea.selectionStart = cursorPosition;
		textarea.selectionEnd = cursorPosition;
	}
	else{
		textarea.value +="<" + v + "> </" + w + ">";
		textarea.focus();
	}	
	return;
}

function insertOne(v,picNeu) {
	picAlt = picAltNeu;
	var textarea = document.forms[4].elements['content_P'];
	textarea.focus();
	if(typeof document.selection != 'undefined'){
		var str = document.selection.createRange().text;		
		var sel = document.selection.createRange();
		sel.text = str +"<" + v + " />";
		textarea.focus();
	}
	else if(typeof textarea.selectionStart != 'undefined'){
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var str = textarea.value.substring(start, end);
		textarea.value = textarea.value.substr(0, start) + str + "<" + v + "/>" + textarea.value.substr(end);
		var cursorPosition;
		if(str.length == 0){
			cursorPosition = start + v.length + 3;
		}
		else{
			cursorPosition = start + str.length + v.length + 3;
		}
		textarea.selectionStart = cursorPosition;
		textarea.selectionEnd = cursorPosition;
	}
	else{		
		textarea.value +="<" + v + " />";
		textarea.focus();
	}	
	return;  
}

function insertBlock(v,picNeu) {
	picAlt = picAltNeu;
	var textarea = document.forms[4].elements['content_P'];
	textarea.focus();
	if(typeof document.selection != 'undefined'){
		var str = document.selection.createRange().text;		
		var sel = document.selection.createRange();
		sel.text = str+" "+v ;
		textarea.focus();
	}
	else if(typeof textarea.selectionStart != 'undefined'){
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var str = textarea.value.substring(start, end);
		textarea.value = textarea.value.substr(0, start) + str + " " + v + textarea.value.substr(end);
		var cursorPosition;
		if(str.length == 0){
			cursorPosition = start + v.length;
		}
		else{
			cursorPosition = start + str.length + v.length + 1;
		}
		textarea.selectionStart = cursorPosition;
		textarea.selectionEnd = cursorPosition;
	}
	else{
		textarea.value += v;
		textarea.focus();
	}	
	return;
}

function insertTwoBlock(v,w,picNeu) {
	picAlt = picAltNeu;
	var textarea = document.forms[4].elements['content_P'];
	textarea.focus();
	if(typeof document.selection != 'undefined'){
		var str = document.selection.createRange().text;		
		var sel = document.selection.createRange();
		sel.text = v+str+w;
		textarea.focus();
	}
	else if(typeof textarea.selectionStart != 'undefined'){
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var str = textarea.value.substring(start, end);
		textarea.value = textarea.value.substr(0, start) + v + str + w + textarea.value.substr(end);
		var cursorPosition;
		if(str.length == 0){
			cursorPosition = start + v.length;
		}
		else{
			cursorPosition = start + v.length + str.length + w.length;
		}
		textarea.selectionStart = cursorPosition;
		textarea.selectionEnd = cursorPosition;
	}
	else{
		textarea.value += v+ " " +w;
		textarea.focus();
	}
	return;
}

/*Bilder Rundgänge ----------------------------------------------------------------------------------------------------------- */

function pictureFrame(picAlt, picNeu){	
  document.getElementById(picAlt).style.visibility="hidden";
  document.getElementById(picNeu).style.visibility="visible"; 
  picAltNeu = picNeu;  
}

/*Extras: Aufruf von Präsentationen, benötigt kompletten relativen Pfad----------------------------------------------- */
var selected;

function presentation(selected){
   var check;
   var selectedPresentation = selected;
   check=window.confirm('fullscreenmodus!\nsystem requirements: MS Explorer >4, javascript'); 
   switch (check) {
    case false:    
      break;
    default:
      window.open(selectedPresentation, 'presentation', 'fullscreen=yes, scrollbars=yes');
      break;   
   }
}