var TimeToFade = 600.0;

var aktiv = window.setInterval("interval_load()", 5000);


function interval_load() {
	if(indexer < newsc.length) {
		loadnext();	
    }
	if(indexer == newsc.length-1) {
    	indexer = 0;
	}
}




function fade(eid)
{
  var element = document.getElementById(eid);
  if(element == null)
    return;
   
  if(element.FadeState == null)
  {
    if(element.style.opacity == null
        || element.style.opacity == ''
        || element.style.opacity == '1')
    {
      element.FadeState = 2;
    }
    else
    {
      element.FadeState = -2;
    }
  }
   
  if(element.FadeState == 1 || element.FadeState == -1)
  {
    element.FadeState = element.FadeState == 1 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
  }
  else
  {
    element.FadeState = element.FadeState == 2 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade;
    setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);
  }  
}

function animateFade(lastTick, eid)
{  
  var curTick = new Date().getTime();
  var elapsedTicks = curTick - lastTick;
 
  var element = document.getElementById(eid);
 
  if(element.FadeTimeLeft <= elapsedTicks)
  {
    element.style.opacity = element.FadeState == 1 ? '1' : '0';
    element.style.filter = 'alpha(opacity = '
        + (element.FadeState == 1 ? '100' : '0') + ')';
    element.FadeState = element.FadeState == 1 ? 2 : -2;
    return;
  }
 
  element.FadeTimeLeft -= elapsedTicks;
  var newOpVal = element.FadeTimeLeft/TimeToFade;
  if(element.FadeState == 1)
    newOpVal = 1 - newOpVal;

  element.style.opacity = newOpVal;
  element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
 
  setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
}



document.getElementsByClassName = function(cl) {
var retnode = [];
var myclass = new RegExp('\\b'+cl+'\\b');
var elem = this.getElementsByTagName('*');
for (var i = 0; i < elem.length; i++) {
var classes = elem[i].className;
if (myclass.test(classes)) retnode.push(elem[i]);
}
return retnode;
}; 

var newsc = new Array();


var indexer = 0;
function loadContent(indexer)
{
	if(newsc[indexer]["bild"] != '') {
		var content = '<img src="';
		 content += newsc[indexer]["bild"];
		 content += '" ';
         content += newsc[indexer]["scale"];
         content += ' />';
	}
	
    
    var arrr = document.getElementsByClassName('news_area');
    
    arrr[0].innerHTML = content;

    
	
}

function check() {
}
function uncheck() {
}

function loadnext()

{	
	window.clearInterval(aktiv);
	indexer = indexer + 1;
	uncheck();
	fade('fade_news');
	setTimeout("loadContent(indexer)",600);
    setTimeout("uncheck()",600);
    setTimeout("fade('fade_news')",1000);
    setTimeout("check()",1400);
    setTimeout("set_pic_fade_show()",1400);
}
function loadprev()

{	
	window.clearInterval(aktiv);
	indexer = indexer - 1;
	uncheck();
	fade('fade_news');
	setTimeout("loadContent(indexer)",600);
    setTimeout("fade('fade_news')",1000);
    setTimeout("check()",1400);
    setTimeout("set_pic_fade_show()",1400);
}

function set_pic_fade_show() {
	aktiv = window.setInterval("interval_load()", 5000);
}