//-- -------------------------------------------
//-- GENERIC AJAX FUNCTIONS
//-- -------------------------------------------
function createXMLHttp() {

	var aVer = ["MSXML2.XMLHttp.5.0","MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0","MSXML2.XMLHttp","Microsoft.XMLHTTP"];

	for (i=0;i<aVer.length ;i++ ) {
		try {
			var XMLHttp = new ActiveXObject(aVer[i]);
			return XMLHttp;
		}
		catch (oError) {
			//do Nothing
		}
	}
	throw new Error("MSXML not installed");
}





function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer") {
		ro = createXMLHttp()
	}
	else {
		ro = new XMLHttpRequest();
	}
	return ro;
}


var http = createRequestObject();