.main_bckgrd {  background-image: url(filler_bckgrd.gif); background-repeat: repeat}
.dotted_line {  background-image: url(filler_dotted_line.gif); background-repeat: repeat-x}
.bckgrd_bottom {  background-image: url(filler_bckgrd_bottom.gif); background-repeat: no-repeat}