#plan_sm{
  margin: 5px 30px 5px 5px;
  width: 350px;
  height: 232px;
  background: url(../img/plan_sm.gif) no-repeat;
  float: left;
}
.plan_sm1{
  background: url(../img/plan_sm.gif) no-repeat;
  background-position: -232px;

}