jstree display icon after note label

How can I put buttons after the note label. The button/icon co开发者_高级运维uld be used for displaying a status like online/offlien or something like that. thanks

---

{ "data" : { "title" : "Main", "attr" : { "href" : "#link" }, "icon" : "module" }
}

in css .jstree .module { background: url(../extensions.png) no-repeat top left !important; }