function Ajx() {
	var request = false;
	try {request = new ActiveXObject('Msxml2.XMLHTTP');} catch (err2){ try {request = new ActiveXObject('Microsoft.XMLHTTP');} catch (err3) {try {request = new XMLHttpRequest();} catch (err1) {request = false;}}}
	return request;
}

function deverouille(postid){
	var xhr = Ajx();
 	xhr.onreadystatechange  = function(){
		if(xhr.readyState  == 4){
			if(xhr.status  == 200){
				if (xhr.responseText=="fail")
				{
					document.getElementById('post-content' + postid).innerHTML =document.getElementById('post-content' + postid).innerHTML + '<p>Erreur de mot de passe</p>';	
				}else{
					document.getElementById('post-content' + postid).innerHTML =xhr.responseText;
				}
			}else{
				document.getElementById('post-content' + postid).innerHTML = "<font color=\"#FF0000\">Error code " + xhr.status + "</font>";
			}
		}
	};
   	xhr.open("POST", './index.php?justunpost/' + postid,  true); 
	xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	xhr.send("pass=" + document.getElementById('password_' + postid).value); 
}