//HAUPTNAVIGATION
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

//LINKE NAVIGATION
var accordion= '';

window.addEvent('load', function(){

	if( $('rgaccordmenu') )
		$('rgaccordmenu').setStyle('display','block');

	accordion = new Accordion('div.toggle', 'ul.content', {
		display:false,
		alwaysHide:true,
		opacity: false,
		onActive: function(toggler, element){
			toggler.addClass('act');
			parentelement = element;
		},
	
		onBackground: function(toggler, element){
			toggler.removeClass('act');		
		}
	});	
		
	function checkHash(){
	  var found = false;
	  var offset = 0;
	  var tmp = 0;
	
	  $$('#rgaccordmenu li div.toggle').each(function(anchorid, i) {
	    if (anchorid.hasClass('open') && !found) {
	        accordion.display(offset);
	        found = true;
	    } else {
	      offset++;
	    }
	  });
	}
			 	  
	var x = new Chain();
	x.chain(checkHash);  
	x.callChain();
	x.callChain.delay(500, x);

	if ($('btnmenue')) {
		$('btnmenue').addEvents({
			'click': function(){
				x.chain(checkHash);  
				x.callChain();
				x.callChain.delay(500, x);
				if ($('btnmenue').hasClass('clicked')) {
					$('btnmenue').removeClass('clicked');
					$('btnmenue').setStyle('background-image', 'url(/fileadmin/zdfwerb/img/nav_ausblenden.gif)');
				}
				else {
					$('btnmenue').addClass('clicked');
					$('btnmenue').setStyle('background-image', 'url(/fileadmin/zdfwerb/img/nav_einblenden.gif)');
				}
			}
			/*
			'mouseover': function(){
				$('btnmenue').setStyle('background-image', 'url(/fileadmin/zdfwerb/img/nav_ausblenden_over.gif)');
				$('btnmenue').setStyle('background-position', 'right top');
				$('btnmenue').setStyle('background-repeat', 'no-repeat');		
			},
			'mouseout': function(){
				$('btnmenue').setStyle('background-image', 'url(/fileadmin/zdfwerb/img/nav_ausblenden.gif)');
				$('btnmenue').setStyle('background-position', 'right top');
				$('btnmenue').setStyle('background-repeat', 'no-repeat');		
			}		
			*/	
		});
	}

});