// JavaScript Document

function popup(url, b, h)
{
   var maxwidth = screen.width-50;
   var maxheight = screen.height-120;
   var scrolling = "no";
   var resizable = "no";
   h+=0;
   if (b > maxwidth)  b = maxwidth;
   if (h > maxheight) { h = maxheight; b+=20; }
   if (navigator.appVersion.search(/AOL/) != -1) { scrolling = 'yes'; b = maxwidth; h = maxheight;}
   var param = "resizable="+ scrolling +",status=no,menubar=no,scrollbars="+ scrolling +",toolbar=no,width="+ b +",height="+ h;
   f = window.open(url,'',param);
   f.moveTo((screen.width-b)/2,(screen.height-h)/2-40);
}



//Funktion Bild vorausladen und austauschen


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


// Textlänge mitzählen
function calcTextORIGINAL() {
	d=document.forms.gb;
	num = 300;

	if (d.gb_text.value.length > num ){
		alert('Es sind nur '+num+' Zeichen erlaubt!');
		d.gb_text.value = d.gb_text.value.substring(0,num);
		d.textlength.value = eval(num-d.gb_text.value.length);
	}
	else
		d.textlength.value=eval(num-d.gb_text.value.length);
}


function calcText(num, id_in, id_out) {
	input = document.getElementById(id_in);

	output = document.getElementById(id_out);
//	num = 300;

	if (input.value.length > num ){
		alert('Es sind nur '+num+' Zeichen erlaubt!');
		input.value = input.value.substring(0,num);
		output.value = eval(num-input.value.length);
	}
	else
		output.value=eval(num-input.value.length);
}

var DepartmentStage = {
	object: null,
	rotateTimeoutID: null,

	init: function() {
		this.object = jQuery('#departmentStage');
		if (this.object.length > 0) {
			this.object.find('div.scrollable div.items a:last').addClass('last');
			this.object.find('div.scrollable div.items a').click(function(event) {
				event.preventDefault();
				DepartmentStage.selectItem(jQuery(this));
			});

			this.object.find('.video-btn').click(function(event) {
				event.preventDefault();
				DepartmentStage.toggleVideo();
			});

			DepartmentStage.selectItem(this.object.find('div.scrollable div.items a:first'));

			this.rotate();
		}
	},

	toggleVideo: function() {
  		if (DepartmentStage.object.find('.video-btn img[src*="open"]').length > 0) {
  			DepartmentStage.object.find('#video-wrap').show();
			DepartmentStage.object.find('#image-wrap').fadeOut();
			DepartmentStage.object.find('.video-btn img').attr('src', DepartmentStage.object.find('.video-btn img').attr('src').replace('open', 'close'));
  		}
  		else {
			DepartmentStage.object.find('#image-wrap').fadeIn(400, function() {
				DepartmentStage.object.find('#video-wrap').hide();
				DepartmentStage.object.find('.video-btn img').attr('src', DepartmentStage.object.find('.video-btn img').attr('src').replace('close', 'open'));
			});
  		}
	},

	rotate: function() {
		window.clearTimeout(this.rotateTimeoutID);

		this.rotateTimeoutID = window.setTimeout(function() {
			var nextItem = DepartmentStage.object.find('div.scrollable div.items a.active').next();
			if (nextItem.length == 0) {
				nextItem = DepartmentStage.object.find('div.scrollable div.items a:first');
			}

			DepartmentStage.selectItem(nextItem);
			DepartmentStage.rotate();
		}, 5000);
	},

	selectItem: function(item) {
		window.clearTimeout(this.rotateTimeoutID);

		var data = stageItems[item.index()];
		jQuery('#image-wrap').fadeOut(400, function() {
			jQuery('#image-wrap .news-img').attr('src', data.image);
			jQuery('#image-wrap > a').attr('href', data.url);

			DepartmentStage.object.find('div.scrollable div.items a').removeClass('active');
			item.addClass('active');

			jQuery(this).fadeIn();
			DepartmentStage.rotate();
		});
	}
}

jQuery(document).ready(function() {
	DepartmentStage.init();
});