function getHTTPObject()
{
	var xmlhttp = false;
	
	/* Compilation conditionnelle d'IE */
	/*@cc_on
	@if (@_jscript_version >= 5)
		try
		{
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			try
			{
				xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (E)
			{
				xmlhttp = false;
			}
		}
	@else
		xmlhttp = false;
	@end @*/

	/* on essaie de créer l'objet si ce n'est pas déjà fait */
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
	{
		try
		{
			xmlhttp = new XMLHttpRequest();
		}
		catch (e)
		{
			xmlhttp = false;
		}
	}
	return xmlhttp;
}


var http = false;

function handleHttpResponse()
{
	if (http)
	{
		if (http.readyState < 4)
		{
			document.getElementById('td-accueil').innerHTML = '<div id="loadArt"><div id="loadArt-wheel"></div></div>';
		}
		if (http.readyState == 4)
		{
			if (http.status == 200)
				document.getElementById('td-accueil').innerHTML = http.responseText;
		}
	}
	else
		document.getElementById('td-accueil').innerHTML = "Erreur Javascript (http=null).";
}

function showArt(image)
{
	http = getHTTPObject();
	if (http)
	{
		url = '/pages/galeries.php?image=' + image;
		http.open("GET", url, true);
		http.onreadystatechange = handleHttpResponse;
		http.send(null);
	}
}