Web Development - Round Corner Script

/* set millions of background images */
.rbroundbox {
background: url(nt.gif) repeat;
}
.rbtop div {
background: url(tl.gif) no-repeat top left;
}
.rbtop {
background: url(tr.gif) no-repeat top right;
}
.rbbot div {
background: url(bl.gif) no-repeat bottom left;
}
.rbbot {
background: url(br.gif) no-repeat bottom right;
}

/* height and width stuff, width not really nessisary. */
.rbtop div, .rbtop, .rbbot div, .rbbot {
width: 100%;
height: 7px;
font-size: 1px;
}
.rbcontent { margin: 0 7px; }
.rbroundbox { width: 50%; margin: 1em auto; }