var count_police=6;
function change_police(count_police){
	array_titre_article=new Array();
	array_radio_contenu=new Array();

	array_radio_contenu[3]="7";
	array_radio_contenu[4]="8";
	array_radio_contenu[5]="9";
	array_radio_contenu[6]="10";
	array_radio_contenu[7]="11";
	array_radio_contenu[8]="12";
	array_radio_contenu[9]="13";
	array_radio_contenu[10]="14";

	if (count_police>2 && count_police<11){
			if ( document.getElementById('global_0') ) document.getElementById('global_0').style.fontSize=array_radio_contenu[count_police]+"pt";
	}
	if (count_police==11) count_police=10;
	if (count_police==2) count_police=3;
	return count_police;
}

var delai;
function affiche_envoyer_ami(){
	if (document.getElementById('envoyer_ami').offsetLeft<document.getElementById('global').offsetLeft+84){
		document.getElementById('envoyer_ami').style.marginLeft=document.getElementById('envoyer_ami').offsetLeft+18+"px";
		delai=setTimeout(affiche_envoyer_ami, 5);
		document.getElementById('envoyer_ami_validation').style.display="none";
	}
}

function cache_envoyer_ami(){
	if (document.getElementById('envoyer_ami').offsetLeft>-571){
		document.getElementById('envoyer_ami').style.marginLeft=document.getElementById('envoyer_ami').offsetLeft-18+"px";
		delai=setTimeout(cache_envoyer_ami, 5);
	}else{
		document.getElementById('envoyer_ami_formulaire').style.display="block";
	}
}

var http_request = false;
var url="";

function prepare_requete() {

    http_request = false;

    if (window.XMLHttpRequest) { // Mozilla, Safari,...
        http_request = new XMLHttpRequest();
        if (http_request.overrideMimeType) {
            http_request.overrideMimeType('application/xml');
        }
    } else if (window.ActiveXObject) { // IE
        try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
            http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
        }
    }

    if (!http_request) {
        alert('Giving up :( Cannot create an XMLHTTP instance');
        return false;
    }
}

function envoyer_ami(){
	document.getElementById('envoyer_ami_formulaire').style.display="none";
	document.getElementById('envoyer_ami_validation').style.display="block";
	
	url="squelettes/php_to_xml/envoyer_ami.php";

	parameters="";
	
	valeur=document.getElementById('mail_ami').value;	
	parameters+="&mail_ami="+encodeURI(valeur);

	valeur=document.getElementById('votre_nom').value;	
	parameters+="&&votre_nom="+encodeURI(valeur);

	valeur=document.getElementById('message_ami').value;	
	while (valeur.search("\r\n")>-1){
		valeur=valeur.replace("\r\n","<br />");
	}
	parameters+="&&message_ami="+encodeURI(valeur);
	
	valeur=window.location;	
	parameters+="&&location="+encodeURI(valeur);

	prepare_requete();

	http_request.onreadystatechange = function() {
		if (http_request.readyState == 4) {
			if (http_request.status == 200) {
				delai=setTimeout(cache_envoyer_ami, 1500);
			}
		}
	};
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
}