/* left border -- it also specifies width */
.leftborder
  {
    width:50;
    background-image:'url(left-border.jpg)';
    background-position:'right center'
  }
/* right border -- it also specifies width */
.rightborder
  {
    width:50;
    background-image:'url(right-border.jpg)';
    background-position:'left center'
  }
/* bottom border -- top-row specifies height */
.topborder
  {
    background-image:'url(hori-border.gif)';
    background-position:'center top'
  }
.toprow
  {
    height:30
  }
/* bottom border -- bottom-row specifies height */
.bottomborder
  {
    background-image:'url(hori-border.gif)';
    background-position:'center bottom'
  }
.bottomrow
  {
    height:30
  }