$(document).ready(function() {
	bindings();		
	
	
	var startIndexMarken = Math.floor(Math.random()*$('#marken_nav img').length);
	
	$('#marken_nav img').each(function(index){
		if(startIndexMarken != index){
			$(this).hide();
		}
	})					
	setInterval("slideshowMarkenNav()", 4000);
				
})

function bindings(){
	$('#close').bind('click', closeLayer);	
	$('#open').bind('click', openLayer);
	
	$('#close_impressum a').bind('click', hideImpressum);
	$('#open_impressum a').bind('click', openImpressum);	
		
}


function closeLayer(){
	var layer = $(this).parent();
	var contentLayerHeight = layer.children('#contentLayer').height()+11;
	layer.css('bottom','-'+contentLayerHeight+'px' );
	return false;
}

function openLayer(){
	var layer = $('article');
	layer.css('bottom',0 );
	return false;
}

function switchContent( showItem, addClassBtn ){	
	$('#c1').hide();
	$('#c2').hide();
	$('.contentSwitcher a').removeClass('current');
	$('#'+showItem).show();
	
	$('.'+addClassBtn).addClass('current');
	
	openLayer();
}

function showMap(){	
	$('#contentImage').hide();
	$('#mapNav').hide();
	$('#galerieNav').show();
	$('#contentMap').show();
}

function hideMap(){	
	$('#contentImage').show();
	$('#mapNav').show();
	$('#galerieNav').hide();
	$('#contentMap').hide();
}

function hideImpressum(){	
	$('#impressum').hide();
	return false;
}

function openImpressum(){	
	$('#impressum').show();
	return false;
}



function slideshowMarkenNav(){
	var slides = $('#marken_nav img');
	
	var images = $('#marken_nav img');
	var totalItem = images.length;
	
	images.each(function(index){
		if($(this).is(":visible")){
			hideItem = index;
			showIndex = index < totalItem-1 ? index+1 : 0;
		}
	})
	
	$(images[hideItem]).fadeOut(1000);
	$(images[showIndex]).fadeIn(1000);
	
}