$(document).ready(function() {
	// *********** ROLLOVER ***************
	// topic, cat, cat2img ... -> TS
	var topicLinkID = 'li#topicID'+topic;
	var aktTopic = $(topicLinkID)
	aktTopic.addClass('ACT');
	
	var aktTopicText = aktTopic.children('div.subtitle').html();
	var aktTopicImage = aktTopic.children('a.topicImage').attr('href');
	if (aktTopicImage == undefined) {
		switch(cat) {
			case 2 : aktTopicImage = cat2img; break;
			case 3 : aktTopicImage = cat3img; break;
			default : aktTopicImage = cat1img;
		}
	}
	
	var rolloverTextContainer = $('p#keyvisualtext');
	var rolloverImageContainer = $('div#keyvisualimage');	
		
	rolloverImageContainer.css('background', '#ddd url('+aktTopicImage+') no-repeat center center');
	rolloverTextContainer.html(aktTopicText);

	$('#detailNavigation li').each(function(){
											
		// Bilder vorladen
		var topicImage = $(this).children('a.topicImage').attr('href');
		if (topicImage == undefined) {
			switch(cat) {
				case 2 : topicImage = cat2img; break;
				case 3 : topicImage = cat3img; break;
				default : topicImage = cat1img;
			}
		}
		var preLoadImage = new Image();
		preLoadImage.src = topicImage;
		
		var topicText = $(this).children('div.subtitle').html();
		
		// Rolloverfunktion
		$(this).children('a.topicLink').hover(
			function(){
				rolloverImageContainer.css('background', '#ddd url('+topicImage+') no-repeat center center');
				rolloverTextContainer.html(topicText);
			},
			function() {
				rolloverImageContainer.css('background', '#ddd url('+aktTopicImage+') no-repeat center center');
				rolloverTextContainer.html(aktTopicText);
			}
		); // ende hover							   
	}); // ende each
	
	
	// *********** SPALTEN ***************
	if (cat == 2 || cat == 3) {
		var topicLinks = $('#detailNavigationWrap ul li');
		// anzahl:
		var i = 0;
		topicLinks.each(function(){
			i++;
		});
		if (i > 11) {
			$('#detailNavigationWrap').addClass('twoCol');
		}
		// i = Math.ceil(i/2);
		//$('#detailNavigationWrap ul li::nth-child('+i+')').after('</ul>');
	}
						   
}); // document.ready