function getBanner() {
	var o;	

	if (window.XMLHttpRequest) {
	    o = new XMLHttpRequest();
	    if (o.overrideMimeType) {
	        o.overrideMimeType('text/xml');
	    }
	} else if (window.ActiveXObject) {
	    try {
	        o = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	        try {
	            o = new ActiveXObject("Microsoft.XMLHTTP");
	        } catch (e) {}
	    }
	}
	
	if (!o)
		return false;
		
	o.onreadystatechange = function() { placeBanner(o); }
	o.open('GET', '/dev/banner.get.php', true);
	o.send(null);
}

function placeBanner(o) {
	if (o.readyState == 4) {
		if (o.status == 200) {
			document.getElementById('banner').innerHTML = o.responseText;	
		}
	}
}

function yeahItReallyDoes() {
	document.getElementById('banner').innerHTML = '<iframe width="470" height="62" frameborder="0" src="/dev/banner.get.php?ie=1" allowtransparency="true"></iframe>';
}

if (ieSucks)
	setInterval("yeahItReallyDoes()",30000);
else
	setInterval("getBanner()",30000);