var xmlhttp;  // GLOBAL DECLARATION!!!

function makechange(value)
{

xmlhttp = new XMLHttpRequest();
var url ="PCTFees.php";
url+="?value=";
url+=value;
xmlhttp.onreadystatechange=stateChange;
xmlhttp.open("POST", url, true);
xmlhttp.send(null);
}

function stateChange()
{
	if(xmlhttp.readyState==4)
	{	
		document.getElementById("changecontents").innerHTML=xmlhttp.responseText;
	}
}