// JavaScript Document
function xmlhttpPost(strURL, qString) {
    var xmlHttpReq = false;
    var self = this;
    // Mozilla/Safari
    if (window.XMLHttpRequest) {
        self.xmlHttpReq = new XMLHttpRequest();
    }
    // IE
    else if (window.ActiveXObject) {
		try {     
			self.xmlHttpReq = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e) {
			try {
				self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e) {        
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
    }
    self.xmlHttpReq.open('POST', strURL, true);
    self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    self.xmlHttpReq.onreadystatechange = function() {
        if (self.xmlHttpReq.readyState == 4) {
            updatepage(self.xmlHttpReq.responseText);
        }
    }
    self.xmlHttpReq.send(qString);
}