function createRoom()
{
var room_name = $('#room').val() + '@conference.localhost/' + sessionStorage.getItem("username");;
Chat.mucCreateRoom(room_name);
}

var Chat = {
mucCreateRoom: function (roomName) {
//roomname must be of the format:
//'roomName@conference.localhost/nickName'
Chat.mucSendPresence(roomName);
Chat.connection.muc.createInstantRoom(roomName,
function (status) {
Chat.log("Succesfully created ChatRoom", status);
},
function (status) {
Chat.log("Error creating ChatRoom", status);
}
);
}
}