function addPlanet(pseudo)
{
    var xhr_object = null;
	
	if(window.XMLHttpRequest) // Firefox
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else { // XMLHttpRequest non supporté par le navigateur
		return;
	}

	xhr_object.open("GET", "/clubsp/addplanet.inc?ps="+pseudo, true);
    
	xhr_object.send(null);
}