function getConnexion()
{
    var oConnexion;
	try {
		oConnexion = new XMLHttpRequest(); //Mozilla et autres		
	}
	catch (oError) {
		try {
			oConnexion = new ActiveXObject("Microsoft.XMLHTTP"); //IE 6
		}
		catch (oError) {
			try {
				oConnexion = new ActiveXObject("Msxml2.XMLHTTP"); // IE 5.5
			}
			catch (oError) {
	           //navigateur ne supportant pas XMLHTTPRequest 
				oConnexion = null;
			}
		}
	}
    return oConnexion;
}

function contenu (oXMLData){
	var sHtml ="";
	tItems = oXMLData.getElementsByTagName ('item');
	sHtml+='<ul class="listeRSS">';
		for (var i = 0;i < tItems.length; i++){
			sHtml+='<li>';
			sHtml+='<a href=';
			sHtml+=tItems[i].getElementsByTagName('link')[0].firstChild.data; 
			sHtml+='>';
			sHtml+=tItems[i].getElementsByTagName('title')[0].firstChild.data;
			sHtml+='</a></li><br/>';
		}
	sHtml+='</ul>';
	return sHtml;
}

function majRSS(sidDiv){
	var oDiv = document.getElementById (sidDiv);
	var oConnexion = getConnexion()
	oConnexion.onreadystatechange = function(){
		if(oConnexion.readyState == 4 && oConnexion.status == 200){
			var oXMLData = oConnexion.responseXML
			oDiv.innerHTML = contenu(oXMLData);
			}
		}
	oConnexion.open("GET","ActuRSS.xml",true);
	oConnexion.send(null);
}