.tdbg {  background-image: url(imagenes/frame_r3_c1.jpg); background-repeat: no-repeat}
.bdbg {  background-image: url(imagenes/back.jpg); background-repeat: repeat-x; font-family: Verdana, Arial, Helvetica, sans-serif}
a {  text-decoration: none}
a:hover {  text-decoration: underline}