.t {background: url(../images/top_dot.jpg) 100% 0 repeat-x; }
.b {background: url(../images/bottom_dot.jpg) 0 100% repeat-x;}
.l {background: url(../images/left_dot.jpg) 0 0 repeat-y; }
.r {background: url(../images/right_dot.jpg) 100% 0 repeat-y; }
.bl {background: url(../images/bottom_left.jpg) 0 100% no-repeat; }
.br {background: url(../images/bottom_right.jpg) 100% 100% no-repeat; }
.tl {background: url(../images/top_left.jpg) 0 0 no-repeat; }
.tr {background: url(../images/top_right.jpg) 100% 0 no-repeat; } 
.txt {padding-left:15px; padding-right:15px; padding-top:15px; padding-bottom:15px;}
.clear {font-size: 1px; height: 1px}