function setAd()
{
	if(this.currentAd == this.image.length)
	{
		this.currentAd=0;
	}
	this.adImg.src = '';
	this.adImg.src = this.image[this.currentAd];
	this.adLink.href = this.link[this.currentAd];
	this.currentAd = this.currentAd+1;
}

function Ads(image,link,adImg,adLink)
{
	this.image = image;
	this.link = link;
	this.currentAd = 0;
	this.adImg = adImg;
	this.adLink = adLink;
	this.setAd = setAd;
}

function AdsHtml(html)
{
	this.html = html;
	this.currentAd = 0;
	this.setAdHtml = setAdHtml;
}

function setAdHtml()
{
	lastAd = this.currentAd-1;
	if(this.currentAd == 0)
	{
		lastAd = this.html.length-1;
	}
	if(this.currentAd == this.html.length)
	{
		this.currentAd=0;
	}
	this.html[lastAd].style.visibility="hidden";
	this.html[this.currentAd].style.visibility="visible";
	this.currentAd = this.currentAd+1;
}