function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer") {
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else {
		ro = new XMLHttpRequest();
	}
	return ro;
}

var http = createRequestObject();

function getPub(id) {
	http.open('get', 'files/advert_get.php?id='+id);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function handleResponse() {
	if(http.readyState == 4){
		var response = http.responseText;
		var update = new Array();
		if(response != "erreur") {
			if(response.indexOf('|' != -1)) {
				update = response.split('|');
				if (update[0] == "img")
				{
					if (update[4] == "1")
					{
						var target = " class=\"lien_ext\"";
					}
					document.getElementById('pub').innerHTML = "<a href=\"files/advert_go.php?id="+update[6]+"\""+target+"><img src=\"files/images/adverts/"+update[3]+"\" alt=\""+update[1]+"\" /></a>";;
				}
				else if (update[0] == "swf")
				{
					document.getElementById('pub').innerHTML = "<!--[if IE]><object type=\"application/x-shockwave-flash\" data=\"files/images/adverts/"+update[3]+"\" width=\"468\" height=\"60\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0\" classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\"><param name=\"movie\" value=\"files/images/adverts/"+update[3]+"\" /></object><![endif]--><!--[if !IE]> <--><object type=\"application/x-shockwave-flash\" data=\"files/images/adverts/"+update[3]+"\" width=\"468\" height=\"60\"><param name=\"movie\" value=\"files/images/adverts/"+update[3]+"\" /></object><!--> <![endif]-->";;
				}
				var chngPub = setTimeout("getPub("+update[6]+")", update[5]+"000");
			}
		}
	}
}