$(function(){var conf={url:'/_backend/chat.php'}
var t,t2;var chat=$('#chatId').val();var userInChat=[];var addMsg=function(posts){if(posts.length){$.each(posts,function(i,p){$('#chatroom div').append('<p>'+p['data']+' <strong>'+p['utente']+'</strong>: '+p['testo']+'</p>'+"\n");});$('#chatroom div')[0].scrollTop=$('#chatroom div')[0].scrollHeight;}};var getNewMsg=function(){$.getJSON(conf.url+'?funct=newPosts&chatId='+chat,addMsg);t=setTimeout(getNewMsg,1000);};var getOnlineUsers=function(){$.post(conf.url,{funct:'getUserList',chatId:chat,userList:$.toJSON(userInChat)},function(d){$.each(d['rem'],function(k,v){$('#usr-'+v).fadeOut().remove();delete userInChat[userInChat.indexOf(v)];});$.each(d['add'],function(k,v){$('<li id="usr-'+k+'">'+v+'</li>').appendTo('#online ul').hide().fadeIn();userInChat.push(k);});},'json');t2=setTimeout(getOnlineUsers,10000);return true;}
var init=function(){$('#chatBox').submit(function(){$(this).ajaxSubmit({url:conf.url+'?funct=postMsg',dataType:'json',type:'post',clearForm:true,success:addMsg});$('#chatTesto').focus();return false;});$('#chatTesto').keypress(function(e){if(e.keyCode==13&&e.shiftKey==true)
$('#chatBox').submit();});$('#smiles img').click(function(){$('#chatTesto').replaceSelection($(this).attr('alt'));}).css('cursor','pointer');$('#online li').each(function(){userInChat.push($(this).attr('id').split('-')[1]);});$('#chatroom div')[0].scrollTop=$('#chatroom div')[0].scrollHeight;t=setTimeout(getNewMsg,2000);t2=setTimeout(getOnlineUsers,20000);}();});