// site
var actAd = -1;
var ajaxAds = null;

function loadAd()
{
	var rAds = true;
	try
	{
		ajaxAds = document.getElementById('randomads');
		var tmpid = ajaxAds.className;
	}
	catch(e)
	{
		rAds = false;
	}
	
	if( rAds == true ) setInterval("loadNewAd()", 10000);
}

function successHandler(txt,xml)
{
	//alert("Response: "+txt);
	try
	{
		var ad = eval( '(' + txt + ')' );
		//alert("Response: "+txt);
		//alert("Dump: "+comments.lastPage);
	}
	catch(e)
	{
		//alert("Error: "+e);
		//alert("Response: "+txt);
		return false;
	}
	
	actAd = ad.id;
	
	// <a href="aktuell/landtag" class="ad"><img src="images/buttons/landtag.jpg" alt="landtag" /></a>
	
	var tmpImg = new Image();
	tmpImg.src = "images/buttons/"+ad.img;
	
	var alt = ad.img.split(".");
	ajaxAds.innerHTML = '<a href="'+ad.link+'" class="ad"><img src="images/buttons/'+ad.img+'" alt="'+alt[0]+'" /></a>';
}

function errorHandler(msg) { alert("Ajax-Error"); }

function loadNewAd()
{	
	with(new Ajax())
	{
		url = "modules/randomads/frontend.php";
		method = "POST";
		params = "getAjax=true&lastAd="+actAd;
		onSuccess = successHandler;
		onError = errorHandler;
		doRequest();
	}
}