/* plan d'accès
****************************/
body{
  margin:0;
  padding: 0;
  background: #999 url(../images/plan/plan_bck.png) no-repeat;
  }
a:focus, a:active{
  outline: none;
  }
#btn1, #btn2, #btn3{
  display: block;
  width: 100px;
  height: 25px;
  position: absolute;
  }
#btn1:hover, #btn2:hover, #btn3:hover{
  background-position: 0 -25px;
  }
#btn1{
  top: 12px;
  background: url(../images/plan/plan_btn1.png);
  }
#btn2{
  top: 38px;
  background: url(../images/plan/plan_btn2.png);
  }
#btn3{
  top: 64px;
  background: url(../images/plan/plan_btn3.png);
  }
#theplan{
  display: block;
  width: 530px;
  height: 635px;
  position: absolute;
  left: 100px;
  background: url(../images/plan/plan_both.png);
  }

/* plan d'accès alt
****************************/
body#plan_alt{ background: #999 url(../images/plan/plan2_bck.png) no-repeat; }
#plan_alt #theplan{ background: url(../images/plan/plan2_both.png); }