.av_container #header {background:url(images/av_header.gif) 0 0 no-repeat;
}

.av_container .element_50px {background:url(images/av_cell_50px.gif) 0 0 no-repeat;
}

.av_container .element_35px a {background:url(images/av_cell_35px.gif) 0 0 no-repeat;
}

.av_container .element_25px {background:url(images/av_cell_25px.gif) 0 0 no-repeat;
}