function updateAdMessage()
{
	if(typeof isAdBlockDisabled === 'undefined')
	{
		var sizes = ['200-200', '728-90', '468-80', '160-600', '250-250', '468-60'];var urls = ['http://www.guitarassault.com/66%20Licks/66licks_download.htm', 'http://www.guitarassault.com/66%20Licks/66licks_download.htm', 'http://www.zencart.com', 'http://www.guitarassault.com/66%20Licks/66licks_download.htm', 'http://www.guitarassault.com/66%20Licks/66licks_download.htm', ''];		
		
		for(var sz in sizes)
		{
			var adModule = document.getElementById("am-" + sizes[sz]);

			if(adModule)
			{
				adModule.innerHTML = "<a href='" + urls[sz] + "'><img src='/images/" + sizes[sz] + ".jpg' /></a>";
			}
		}
	}
}