// JavaScript Document
function makeempty(obj) {
	obj.value = '';
	}
	
function makerestore(obj,thevalue) {
	if(obj.value=="") obj.value = thevalue;
	}
	
function correctpath(path) {
	var obj = $$('#content img');
	obj.each(function(s) { s.src = s.src.gsub(path,'_contents/'+path); });
	var obj = $$('#content a');
	//alert(obj.count);
	//obj.each(function(s) { alert(s.src); });
	obj.each(function(s) { s.href = s.href.gsub(path,'_contents/'+path); });
	//$(obj).invoke('removeClassName','visible');
	//var  items = $$('#itemlist>div');
	//items.invoke('setStyle','{display:"none"}');
	//$('item-1').setStyle({display:'block'});
	}
	
//Zum Durchblättern der Slideshow
function showhide2(id,caller) {
	var upper = $(caller).up(0);
	var nav = $$('#contentnavigation li[class=hi]');
	$(nav).invoke('removeClassName','hi');
	$(upper).addClassName('hi');
	var on = $$('div[rel=visible]');
	//$('item-1').fade(); 
	//Effect.multiple(on, Effect.Fade);
	//alert(on);
	on.invoke('fade');
	//$(on).removeClassName('visible');
	$(id).appear({ queue: 'end' });
	$(id).show();
	//alert($(id).getStyle('display'));
	//$(on).invoke('removeClassName','visible');
	$(id).setAttribute('rel','visible');
	//alert($(id).readAttribute('rel'));
	return false;
	}
	
//Zum Durchblättern der Slideshow
function showhide(id,caller) {
	var upper = $(caller).up(0);
	var nav = $$('#contentnavigation li[class=hi]');
	$(nav).invoke('removeClassName','hi');
	$(upper).addClassName('hi');
	var on = $$('#itemlist div[class~=visible]');
	//$('item-1').fade(); 
	Effect.multiple(on, Effect.Fade);
	//alert(on);
	//$(on).fade();
	//$(on).removeClassName('visible');
	$(id).appear({ queue: 'end' });
	//$(on).invoke('removeClassName','visible');
	$(id).addClassName('visible');
	return false;
	}
	
//Zum Zentrieren des Logos	
function getSize(elementHeight) {
	var myWidth = 0, myHeight = 0;

	if( typeof( window.innerHeight ) == 'number' ) {
		//Non-IE
		myHeight = window.innerHeight;
	} else if( document.documentElement && document.documentElement.clientHeight ) {
		//IE 6+ in 'standards compliant mode'
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && document.body.clientHeight ) {
		//IE 4 compatible
		myHeight = document.body.clientHeight;
	}
	topheight = (myHeight-elementHeight)/2;
	return topheight;
}

//Zum Verzögerten Weiterleiten auf der Startseite
function redirect(obj, adress, time) {
	$(obj).fade();
	window.setTimeout("window.location.href = '"+adress+"'", time);
	}
	
//Zum Verstecken von Emailadressen
function put_adresses() {
	var emails = $$('span.em');
	emails.each(function(s) { 
	  var adr = s.innerHTML;
	  adr = adr.sub('#','.');
	  var att = "@";
	  var hst = "jaellundtofta";
	  var dom = ".de";
	  var code = "<a href='" + "&#x6D;&#97;&#105;&#x6C;&#x74;&#111;&#x3A;" + adr + att + hst + dom +"' class='write'>" + adr + att + hst + dom + "</a>";
	  s.update(code);
				});
	}
function hinundweg(id) {
	//$(id).toggle();
	if($(id).visible())  {
		Effect.Fade(id,{ duration: 0.5 });; return false;
		} else {
		Effect.Appear(id,{ duration: 0.5 });; return false;
		}
	}