var timer;
var moved = 0;
var maxMove = 171;

	function nextNewsItem()
	{
		if(moved > 0) return;
		
		document.getElementById('buttonLeft').style.display = 'block';
		
		timer = setInterval('motionNews(true);', 12);
	}
	
	function previousNewsItem()
	{
		if(moved > 0) return;
		if(parseInt(document.getElementById('newsItems').style.marginLeft) >= 0) return;
		
		document.getElementById('buttonRight').style.display = 'block';
		
		timer = setInterval('motionNews(false);', 12);
	}
	
	function motionNews(next)
	{
		if(parseInt(moved) >= maxMove){
			clearInterval(timer);
			moved = 0;
		}
		else{
			var newsItems = document.getElementById('newsItems');
			var val;
			
			if(next) val = -10; else val = 10;
			
			if(val > 0){
				if( (moved + val) > maxMove)
					val = maxMove - moved;
			}
			else{
				if( (moved + ( -1 * val )) > maxMove)
					val = -1 * (maxMove - moved);
			}
			
			newsItems.style.marginLeft = parseInt(newsItems.style.marginLeft) + val + 'px';
			
			if(parseInt(newsItems.style.marginLeft) === 0) document.getElementById('buttonLeft').style.display = 'none';
			if(parseInt(newsItems.style.marginLeft) == -(parseInt(newsItems.style.width) - 342)) document.getElementById('buttonRight').style.display = 'none';
			
			moved += val < 0 ?  ( -1 * val ) : val;
		}
	}
	
	function showExampleImage(){
		var result = document.getElementById('secretUploader').contentWindow.document.body.innerHTML;
		if(result != ''){
			var rand_no = Math.ceil(Math.random() * 10000)
			var exampleImage = document.getElementById('exampleImage');
			exampleImage.style.display = 'block';
			exampleImage.childNodes[1].src = result + '?rand=' + rand_no;
		}
	}
	
	function loseContent(id){
		document.getElementById(id).innerHTML = '';
	}
	
	function selectMe(element){
		//alert(element.parentNode.id);
		var links = element.parentNode.getElementsByTagName('a');
		for(var no=0;no<links.length;no++)
		//if(links[no].className != 'hid' && links[no].className != 'btnNumber')
			links[no].className = 'guestbookLink';
		//}
		element.className = 'guestbookLinkSel';
	}
	
	function charLeft (el) {
		var max_len = 125;
		if (el.value.length > max_len) {
			el.value = el.value.substr(0, max_len);
		}
		
		//document.getElementById('char_cnt').innerHTML = el.value.length;
		document.getElementById('chars_left').innerHTML = max_len - el.value.length;
		
		return true;
	}
	
	function showEnglish(){
		document.getElementById('titel').style.display = 'none';
		document.getElementById('langenglish').className = 'langImgSel';
		document.getElementById('langdutch').className = 'langImg';
		
		if(document.getElementById('tekst_div')){
			document.getElementById('tekst_div').style.display = 'none';
			document.getElementById('tekst_en_div').style.display = 'block';
		}
		else{
			document.getElementById('tekst_').style.display = 'none';
			document.getElementById('tekst_en_').style.display = 'block';
		}
		
		document.getElementById('titel_en').style.display = 'block';
		//document.getElementById('tekst_en').style.display = 'block';
	}
	
	function showDutch(){
		document.getElementById('titel').style.display = 'block';
		document.getElementById('langenglish').className = 'langImg';
		document.getElementById('langdutch').className = 'langImgSel';
		
		if(document.getElementById('tekst_div')){
			document.getElementById('tekst_div').style.display = 'block';
			document.getElementById('tekst_en_div').style.display = 'none';
		}
		else{
			document.getElementById('tekst_').style.display = 'block';
			document.getElementById('tekst_en_').style.display = 'none';
		}
		
		document.getElementById('titel_en').style.display = 'none';
		//document.getElementById('tekst_en').style.display = 'none';
	}