/*
		The OverKnights Behavioral Design 
		Site AJAX Version 1.0
	*/	
	function ajaxKnights() {
		var xmlHTTP, bComplete = false;
		try { xmlHTTP = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { 
			try { xmlHTTP = new ActiveXObject(" Microsoft.XMLHTTP"); } catch (e) { 
				try { xmlHTTP = new XMLHttpRequest(); } catch (e) { 
					xmlHTTP = false; 
				}
			}
		}
		if (!xmlHTTP) return null;
	
		this.connect = function(sURL, sMethod, sVars, fnDone) {
			if (!xmlHTTP) return false;
			bComplete = false;
			sMethod = sMethod.toUpperCase();
			try {
				if (sMethod == "GET") {
					xmlHTTP.open(sMethod, sURL+"?"+sVars, true);
					sVars = "";
				} else {
					xmlHTTP.open (sMethod, sURL, true);
					xmlHTTP.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
					xmlHTTP.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
				}
	      
				xmlHTTP.onreadystatechange = function(){
					if (xmlHTTP.readyState == 4 && !bComplete) {
						bComplete = true;
						fnDone(xmlHTTP);
						if (xmlHTTP.status == 404) alert("Request URL does not exist");
						else if (!xmlHTTP.status == 200) alert("Error: status code is " + xmlHTTP.status);
					}
				};
				xmlHTTP.send(sVars);
			} catch(z) { 
				alert(z);
				return false; 
			}
			return true;
		};
		return this;
	}