function envoieTrackback(){
	var urlDuTrack = document.getElementById("urlDuTrack").value;
    if (urlDuTrack == ""){
		alert("Sacre loustig va! T'as pas rempli l'url du carnet a trackbacker!");
		return false;
	}else{
		if (urlDuTrack.indexOf("http://") != 0){
			urlDuTrack = "http://" + urlDuTrack;
		}
		document.getElementById("trackback").action = urlDuTrack;
		alert(urlDuTrack);
		return true;
	}
}