// default scripts used in all documents;
//? Werner Nieke, October 2003

///////////////////////////////////////////////////////////////////
//get some document properties:
function doc_props(){

//get doc title
var doc_title=document.getElementById(title);

//...and path:
var doc_path=document.getElementById(URL);

//check for DOM
var _DOM = (document.all || document.layers || document.getElementById);
return(doc_title, doc_path, _DOM);
}

function write_path(who,what){ 

if (document.getElementById)
//DOM-Compatibility

	{
		document.getElementById(who).innerText = what;
	}

//if not DOM, then MSIE?

  else if (document.all) {
   document.all.who.innerText = what;
   }
 } 
 
///////////////////////////////////////////////////////////////////
//functions to manipulate images and windows:

function switch_entry(){
	if (navigator.language.indexOf("en") > -1) {
		window.open("http://www.nieke.de/en/index.html", "_self");
}
	else 
		if (navigator.language.indexOf("de") > -1) {
		window.open("http://www.nieke.de/de/index.html", "_self");
		}
}

function page_switch(locale){
var _path=document.URL;
var _fname="URL_trail";

/*
//if the path ends on a slash, we're in the root or subroot directory; then augment by the default file name
if(_path.lastIndexOf("/") ==_path.length or _path.lastIndexOf("#")==_path.length )
{
var _path=_path.slice(0,_path.length) + "index.html";
}
*/

//get subpath and document name
var _fname=_path.slice(_path.lastIndexOf("/"),_path.length);
_url= 'http://www.nieke.de/' +locale +  _fname; //remove prefix after debugging

//alert(_url);
//return _url;

window.open(_url,"_self");

}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		var wn_v8 = newImage("media/wn_v8.jpg");
		var wn_v8_ovr = newImage("media/wn_v8_ovr.jpg");
		//close_box = newImage("media/close_box.gif");
		//close_box_dimmed = newImage("media/close_box_dimmed.gif");
		preloadFlag = true;
	}
}


function new_win_center(source,name,w,h){
var w_left = (window.outerWidth - w) / 2;
var w_top = (window.outerHeight - h) / 2;
window.open(source, name, 'toolbar=no,menubar=no,scrollbars=yes,location=no,status=yes,'+'width='+w+',height='+h+',left='+w_left+',top='+w_top);
}

function new_win(source,name,w,h){
// fixed position for content:
var w_left = 1;
var w_top =  1;
window.open(source, name, 'toolbar=no,scrollbars=yes,location=no,statusbar=yes,status=yes,'+'width='+w+',height='+h+',left='+w_left+',top='+w_top);
}
 
///////////////////////////////////////////////////////////////////
//functions that manipulate div-areas and layers:

function show_my(thing) {

if (document.getElementById)
//DOM-Compatibility

	{
		document.getElementById(thing).style.visibility = 'visible';
	}

//if not DOM, then MSIE?

  else if (document.all) {
   document.all.thing.style.visibility = 'visible';
   }
  
//Neither DOM nor MSIE, likely NS
	else {
	document.getElementById(thing).style.visibility = 'show';
	}
}

function hide_my(thing) {

if (document.getElementById)
//DOM-Compatibility

	{
		document.getElementById(thing).style.visibility = 'hidden';
	}

//if not DOM, then MSIE?

  else if (document.all) {
   document.all.thing.style.visibility = 'hidden';
   }
  
//Neither DOM nor MSIE, likely NS
	else {
	document.getElementById(thing).style.visibility = 'hide';
	}
}


function hide_all() {
if (document.layers){
	 for (i=1; i<=document.layers.length; i++){
        document.layers.style.visibility="hidden";
     }
}
else if (document.all){
for (i=1; i<=document.all.layers.length; i++){
	document.all.layer[i].style.visibility="hidden";
}
}
///*
else if (document.getElementById('subnavi1') ||document.getElementById('subnavi2') || document.getElementById('subnavi3')) {
///*
for (i=1; i<=3; i++){
_id='subnavi'+i;
//alert("'"+_id+"'");
document.getElementById(_id).style.visibility="hidden";
}
//*/
}
}


function toggle_my(thing) {

if (document.getElementById)
//DOM-Compatibility

	{
		(document.getElementById(thing).style.visibility == 'visible') ? (document.getElementById(thing).style.visibility = 'hidden') : (document.getElementById(thing).style.visibility = 'visible');
	}

//if not DOM, then MSIE?

  else if (document.all) {
  (document.all.thing.style.visibility == 'visible') ? (document.getElementById(thing).style.visibility = 'hidden') : (document.getElementById(thing).style.visibility = 'visible')  ;
   }
  
//Neither DOM nor MSIE, likely NS
	else {
	(document.getElementById(thing).style.visibility == 'show') ? (document.getElementById(thing).style.visibility = 'hide') : (document.getElementById(thing).style.visibility = 'show');
	}
}


function position_my(thing,_top, _left) {

if (document.getElementById)
//DOM-Compatibility

	{
		document.getElementById(thing).style.top = _top;
		document.getElementById(thing).style.left = _left;
	}

//if not DOM, then MSIE?

  else if (document.all) {
   document.all.thing.style.top = _top;
   document.all.thing.style.left = _left;
   }
  
//Neither DOM nor MSIE, likely NS
	else {
	document.getElementById(thing).style.top = _top;
	document.getElementById(thing).style.left = _left;
	}
}

function check_vis(parent,child) {

if (document.getElementById)
//DOM-Compatibility

	{
		document.getElementById(parent).style.visibility == 'visible' ? document.getElementById(child).style.visibility = 'visible' : document.getElementById(child).style.visibility = 'hidden';
	}

//if not DOM, then MSIE?

  else if (document.all) {
   document.all.parent.style.visibility == 'visible' ? document.all.child.style.visibility = 'visible' : document.all.child.style.visibility = 'hidden';
   }
  
//Neither DOM nor MSIE, likely 2b NS
	else {
	document.getElementById(parent).style.visibility == 'show' ? document.getElementById(child).style.visibility = 'show' : document.getElementById(child).style.visibility = 'hide';
	}
}

///////////////////////////////////////////////////////////////////
//function to fill single table-cells with text or indicators

// EOF

/*
////////////////////////
//layer manipulation

function initBrowser(){
			if (document.layers) {
				layerStyleRef="layer.";
				layerRef="document.layers";
				styleSwitch="";
				ns6="";
			}
			else if (document.getElementById) { //NS 6, IE 5.x
				layerStyleRef="layer.";
				layerRef="document.getElementById(";
				styleSwitch=").style";
				ns6=")";
			}
			else {
				layerStyleRef="layer.style.";
				layerRef="document.all";
				styleSwitch=".style";
				ns6="";
			}
		}
		
function showLayer(layerName) {
			initBrowser();
			eval(layerRef + '["'+layerName+'"]' + styleSwitch + '.visibility="visible"');
		}
		
function hideLayer(layerName) {
			initBrowser();
		    eval(layerRef + '["'+layerName+'"]' + styleSwitch +'.visibility="hidden"');
		}
*/