function adcheck_exceptions (url) {
	var PBS_ad_html;

	if(url.indexOf("/teachersource/") == 0)
		PBS_ad_html = PBS_ads[2].adHtml("/teachersource/", 0)
	else if(url.indexOf("/stationfinder/") == 0)
		PBS_ad_html = PBS_ads[1].adHtml("/stationfinder/", 1)
	else if(url.indexOf("/jazz/") == 0)
		PBS_ad_html = PBS_ads[0].adHtml("/jazz/", 0)
	else if(url.indexOf("/empires/thegreeks/") == 0)
		PBS_ad_html = PBS_ads[2].adHtml("/empires/thegreeks/", 0)
	else if(url.indexOf("/edens/") == 0)
		PBS_ad_html = PBS_ads[2].adHtml("/edens/", 0)
	else if(url.indexOf("/battlefieldvietnam/") == 0)
		PBS_ad_html = PBS_ads[0].adHtml("/battlefieldvietnam/", 0)
	else if(url.indexOf("/americanhigh/") == 0)
		PBS_ad_html = PBS_ads[0].adHtml("/americanhigh/", 0)


	if(PBS_ad_html) document.write(PBS_ad_html);
}

adcheck_exceptions(document.location.pathname);