function getFriends(){
	
	var url = 'lastfm/getFriends.php?user=' + encodeURIComponent(username);
 
 	var successo = function(transport) { 
	
						var retObj = transport.responseText.evalJSON(); 
						if (retObj != null){
							curFriends = retObj;
							showFriends(retObj);
						}
						toggleWaitingMessage(false);	
										
					} 
					
	doQuery(url, successo);	
	toggleWaitingMessage(true);

}

function showFriends(retObj){

	var content = "";
	var i = 0;
	
	Object.values(retObj).each( function(obj) {
	
		content = content + '<div class="friendElement">' + 
								'<img src="' + obj.image + '" style="float:right; width:30px; height:30px; padding:0px; border:1px solid black;" />' +
								'<p><a href="' + obj.url + '" target="_blank">' + obj.username + '</a>' +
								'<div style="float:right; width:50px; height:5px; padding:0px; margin:2px; border:1px solid black; ">'+
								    '<div style="padding:0px; border:0px solid black; height:5px; background-color:'+(parseFloat(obj.match)>=0?'red':'grey')+'; width:'+ 
								    Math.floor(Math.abs(50.0/100.0 * parseFloat(obj.match))) +'px;" ></div>'+'</div></p>'+
								'<div id="friend' + i + '" username="' + obj.username + '"></div>'+
							'</div>';
		i++;
		
	} );
	
	setDrawerContent(TABFRIENDS, content);

}
//							(	    obj.artist==''? "<p>non in ascolto</p>":'<p>' +  obj.artist + ' - ' + obj.track + '</p>')+