var xml = makeXML();
var form;
var loading;
var results;

function makeXML () {
	if (typeof XMLHttpRequest == 'undefined') {
		objects = Array(
			'Microsoft.XmlHttp',
			'MSXML2.XmlHttp',
			'MSXML2.XmlHttp.3.0',
			'MSXML2.XmlHttp.4.0',
			'MSXML2.XmlHttp.5.0'
		);
		for (i = 0; i < objects.length; i++) {
			try {
				return new ActiveXObject(objects[i]);
			} catch (e) {}
		}
	} else {
		return new XMLHttpRequest();
	}
}

window.onload = function () {
    try {
	    form = document.getElementById('form');
	    loading = document.getElementById('loading');
	    results = document.getElementById('results');
	    form.onsubmit = function () {
		    results.style.display = 'none';
		    results.innerHTML = '';
		    loading.style.display = 'inline';
		    xml.open('get', './whois-ajax.asp?DOMAINNAME=' + escape(this.domain.value));
		    xml.onreadystatechange = function () {
			    if (xml.readyState == 4 && xml.status == 200) {
				    results.style.display = 'block';
				    results.innerHTML = xml.responseText;
				    loading.style.display = 'none';
			    }
		    }
		    xml.send(null);
		    return false;
	    }
	} catch (e) {
	    alert('Something has gone wrong!');
	}
}