/* menu */

window.addEvent('domready', function() {
	
	function hidepopups() {
		$('menu-was').setStyle('top', '-9000px');
		$('menu-wie').setStyle('top', '-9000px');
		$('menu-warum').setStyle('top', '-9000px');
		}

	$('nav-was').addEvent('click', function(){hidepopups(); $('menu-was').setStyle('top', '165px');});
	$('close-was').addEvent('click', function(){$('menu-was').setStyle('top', '-9000px');});
	$('nav-warum').addEvent('click', function(){hidepopups(); $('menu-warum').setStyle('top', '165px');});
	$('close-warum').addEvent('click', function(){$('menu-warum').setStyle('top', '-9000px');});
	$('nav-wie').addEvent('click', function(){hidepopups(); $('menu-wie').setStyle('top', '165px');});
	$('close-wie').addEvent('click', function(){$('menu-wie').setStyle('top', '-9000px');});
});

/* messages */

window.addEvent('domready', function() {
var leave = function(){$('message').fade([0])}.delay([1500]);
});


/* tidy popups */

var pop = null;

function popdown() {
  if (pop && !pop.closed) pop.close();
}

function popup(obj,w,h) {
  var url = (obj.getAttribute) ? obj.getAttribute('href') : obj.href;
  if (!url) return true;
  w = (w) ? w += 20 : 150;
  h = (h) ? h += 25 : 150;
  var args = 'width='+w+',height='+h+', scrollbars=yes';
  popdown();
  pop = window.open(url,'',args);
  return (pop) ? false : true;
}