function ajaxObj(serviceUrl) {
	this.obj = getHTTPObject();
	this.obj.open("GET",serviceUrl,true);
	this.result = null;
}

function getHTTPObject() { 
	if (typeof XMLHttpRequest != 'undefined') { 
		return new XMLHttpRequest();
	}
	try { 
		return new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e) { 
		try { 
			return new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (e) {}
	}
	return false;
}