/********************************/
/* about:blank - Nighty Firefox */
/********************************/
/*           By 1ukaz           */
/********************************/

@namespace url(http://www.w3.org/1999/xhtml);
 @-moz-document url("about:blank") {

  * {
       background:  url("http://img468.imageshack.us/img468/7214/nightfirefoxoo8.jpg") !important;
       margin:0px !important;
       background-color:#000000 !important;
       background-position:center 30px !important;
       background-attachment:fixed !important;
       background-repeat:no-repeat !important;
    }
 }