window.onload = function() {

	
	myHeight = new fx.Height('nav', {duration: 400});
	myHeight.hide();

	myHeight1 = new fx.Height('nav1', {duration: 400});
	myHeight1.hide();
	
	myHeight4 = new fx.Height('nav4', {duration: 400});
	myHeight4.hide();
	
	form = document.getElementById('formpg');
	loading = document.getElementById('loading');
	results = document.getElementById('results');
	form.onsubmit = function () {
		results.style.display = 'block';
		results.innerHTML = 'loading';
		loading.style.display = 'inline';
		xml.open('get', 'results.php?url=' + escape(this.url.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;
	}
	
}