var lastNum 		= 0;
var articleCount 	= 0;
var nImage 			= new Array();
var nHeadline 		= new Array();
var nTeaser 		= new Array();
var nLink 			= new Array();
var nTarget 		= new Array();
var imgPath 		= "http://www.gaestehaus-guestrow.de/fotogalerie/tmpl/images/";

function switchImage(nNum){
	if (nNum == 'p'){
		if(lastNum > 0){
			nNum = lastNum - 1;
		}else{
			nNum = ((lastNum - 1) + articleCount);
		}
		lastNum = nNum;
		displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum]);
		swButton(nNum);
	}else if(nNum == 'n'){
		if(lastNum < (articleCount-1)){
			nNum = lastNum + 1;
		}else{
			nNum = ((lastNum + 1) - articleCount);
		}
		lastNum = nNum;
		displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum]);
		swButton(nNum);
	}else if(nNum >= 0){
		nNum 	= (!nNum) ? 1 : nNum+1;
		nNum 	= nNum - 1;
		lastNum = nNum;
		displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum]);
		swButton(nNum);
	}else{
		nNum = (!nNum) ? 0 : 0;
		displayNews("boxNewsStory",nImage[nNum],nHeadline[nNum],nTeaser[nNum],nLink[nNum],nTarget[nNum]);
		swButton(nNum);
	}
}

function setCount(count){
	articleCount = count;
}

function swButton(bNum){
	document.newsbp.src = imgPath + "topstory_button_left.gif";
	document.newsbn.src = imgPath + "topstory_button_right.gif";
}

function displayNews(nID,nI,nH,nT,nL,nTar){
	var linkTarget = (nTar == null) ? '_self' : nTar;
	var divContent = document.getElementById(nID);
	var divHTML = '';

	divHTML += '<img src="' + nI + '" alt="" class="thumbnail_main" />';
	divHTML += '<table border="0" cellpadding="0" cellspacing="0">';
	divHTML += '<tr><td><span>' + nH + '</span></td></tr><tr><td>';
	divHTML += '<div style="height:10px;" overflow:auto;">' + nT + '</div>';
	divHTML += '</td></tr></table>';
	divContent.innerHTML = divHTML;
}

var state 			= 0;
var timeDelayRun 	= 1000;
var timeDelayRotate = 11000;
var a;
var b;
var c;

function clearAll(){
	window.clearTimeout(a);
	window.clearTimeout(b);
	window.clearTimeout(c);
}

function startstop(){
	if(state == 0){
		state = 1;
		document.images.playbtn.src = imgPath + "topstory_button_pause.gif";
		a = window.setTimeout("switchImage('n');rotater();", timeDelayRun);
	}else{
		state = 0;
		document.images.playbtn.src = imgPath + "topstory_button_play.gif";
		clearAll();
	}
}

function stop(){
	state = 0;
	document.images.playbtn.src = imgPath + "topstory_button_play.gif";
	clearAll();
}

function rotater(){
	if(state == 1) {
		document.images.playbtn.src = imgPath + "topstory_button_pause.gif";
		b = window.setTimeout("switchImage('n');",timeDelayRotate);
		c = window.setTimeout("rotater();",timeDelayRotate);
	}else{
		document.images.playbtn.src = imgPath + "topstory_button_play.gif";
		clearAll();
	}
}