var http_request = false;
function makePOSTRequest(url, parameters)
{
	http_request = false;
	if (window.XMLHttpRequest)
	{
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/html');
		}
	}
	else if (window.ActiveXObject)
	{
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
			http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!http_request)
	{
		alert('Cannot create XMLHTTP instance');
		return false;
	}

	http_request.onreadystatechange = alertContents;
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
}

function alertContents() {
	if (http_request.readyState == 4)
	{
		if (http_request.status == 200)
		{
			alert(http_request.responseText);
		}
		else
		{
			alert('There was a problem with the request.');
		}
	}
}

function get(obj)
{
	var poststr = "nom=" + escape(encodeURI(obj.nom.value)) + "&tel=" + escape(encodeURI(obj.tel.value)) + "&courriel=" + escape(encodeURI(obj.courriel.value)) + "&message=" + escape(encodeURI(obj.message.value));
	makePOSTRequest('contact.php', poststr);
}