RandomCPNumber = Math.round(Math.random() * 20000);

function writeAd(slot) {
	them = 'http://ad.doubleclick.net/';
	us = '/atlanta.creativeloafing/';
	if (slot == 1) {
		w = '728';
		h = '90';
		type = 'leaderboard';
	}
	if (slot == 3) {
		w = '160';
		h = '600';
		type = 'skyscraper';
	}
	if (slot == 4) {
		w = '300';
		h = '250';
		type = 'rectangle';
	}

	sz = 'sz=' + w + 'x' + h + ';';
	tile = 'tile=' + slot + ';';
	if (pageKW == '') {
		var key = '';
	} 	else {
		var key = 'pg=' + pageKW + ';';
	}
	var zone = zoneKW + ';';
	// for interstitials
	if (slot == 1) {
		var inter = 'dcopt=ist;';
	} else {
		var inter = '';
	}
	path = us + zone + key + sz + inter + tile + 'ord=' + RandomCPNumber + '?';
	iframe = '<iframe src="' + them + 'adi' + path + '" width="' + w + '" height="' + h + '" class="' + type + '" scrolling="no" frameborder="0">';
	href = '<a href="' + them + 'jump' + path + '">';
	img = '<img src="' + them + 'ad' + path + '" width="' + w + '" height="' + h + '" alt="">';
	document.write(iframe);
	document.write(href);
	document.write(img);
	document.write('</a>');
	document.write('</iframe>');
}