var $j = jQuery.noConflict();
 var txt ='';
 var username = "";
 var email = "";
 var userArray = new Array();
$j(document).ready(function(){
       
	//json68756879({"user":[{"username":"","email":""}]})
	$j.getJSON("http://servizi.mediaset.it/Servizi/comment.jsp?callback=?",
           
	function(data){ 
    try {
    	if(data.user){
    		try {
     	 		$j.each(data.user, function(j, uservalue){
	     	 		username = uservalue.username;
			   		email = uservalue.email;
			   		userArray[0]=username;
						userArray[1]=email;
						compileForm(userArray);
		      });
     	 	} catch(er){
					txt ="Error: " +  uservalue.username + " : " + er.message + "\n\n";
					return;
				}
			}
		} catch(err){
		  txt+="Error: " + err.message + "\n\n";
		  alert(txt);
		}
	});     
});

function compileForm(userArray){
	document.getElementById('commentform').author.value = userArray[0];
	document.getElementById('commentform').mail.value = userArray[1];
	
	if (userArray[0] == '') {
		document.getElementById('commentBox').style.display = "none";
		document.getElementById('loginBox').style.display = "block";
		document.getElementById('textLogout').style.display = "none";
	}
	else {
		document.getElementById('loginBox').style.display = "none";
		document.getElementById('commentBox').style.display = "block";		
		document.getElementById('textLogout').style.display = "block";
		document.getElementById('loggeduser').innerHTML = "Ciao, <b>" + userArray[0] + "</b>";
	}
}