function changeBox(changeTo){
	var xmlhttp = null;
	if(window.XMLHttpRequest){ //Firefox, Opera, Safari
		xmlhttp = new XMLHttpRequest();
	} else if (window.ActiveXObject){ //IE
		try{
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e){
			try{
				xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				xmlhttp = false;
			}
		}
	}
	
	if(xmlhttp){
		xmlhttp.onreadystatechange=getReturn;
		xmlhttp.open("GET", "updateBox.php?type=" + changeTo, true);
		xmlhttp.send(null);
	}

	function getReturn(){
		if(xmlhttp.readyState == 4){
			if(xmlhttp.status == 200){
					document.getElementById('thisBox').innerHTML = xmlhttp.responseText;
			}
		}
	}
}