Код:
/* Фиксация шапки сайта */
.top_back_link_td {
width: 545px;
}
#page_header .content {
position: fixed;
background-image: url("http://ipic.su/img/img3/fs/1.1309083940.png");
background-repeat: no-repeat;
}
#page_header .left, #page_header .back, #page_header .right, #pageHeader .header_back, #pageHeader .header_left, #pageHeader .header_right {
display: none !important;
}