function clearUsername(id,texte)
{

	document.getElementById(id+'ChangeUsername').innerHTML = '<a href="javascript:changeUsername(\''+id+'\',\''+texte+'\')">'+texte+'</a>';
}
function changeUsername(id,texte)
{
	document.getElementById(id+'ChangeUsername').innerHTML = 
		'<FORM>'+
		'<INPUT type="text" name="username" value="'+texte+'">'+
		'<br />'+
		'<INPUT type="button" value="OK" onClick=\"javascript:ajaxUsername(\''+id+'\',this.form.username.value)\">'+
		'<INPUT type="button" value="Annuler" onClick=\"javascript:clearUsername(\''+id+'\',\''+texte+'\')\">'+
		'</FORM>';


}

function ajaxUsername(id,texte)
{
	var xhr=null;

	if (window.XMLHttpRequest) { 
		xhr = new XMLHttpRequest();
	}
	else if (window.ActiveXObject) 
	{
		xhr = new ActiveXObject("Microsoft.XMLHTTP");
	}





	//on définit l'appel de la fonction au retour serveur
	xhr.onreadystatechange = function()  { responseUsername(xhr);	};


	xhr.open("POST", "http://www.caravelcut.com/admin/ajax/username.php", true);
	xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	xhr.send('nb='+id+'&username='+texte);



}


function responseUsername(xhr)
{

	if (xhr.readyState==4) 
	{


		var doc= xhr.responseText;

		if(doc =='1')
		{
			document.location.reload();
		}
		else
		{
			alert(doc);
		}
	}
}