#BigMap{
  width:600px;
  height:600px;
  background:#fff;
  overflow:hidden;
  position:relative;
  margin:0 auto;
}
a{
  text-decoration:none;
  border:none;
}
#BigMap img{
  border:none;
}
.lt{
  position:absolute;
  left:-10px;
  top:-10px;
  width:18px;
  height:18px;
}
.rt{
  position:absolute;
  right:-10px;
  top:-10px;
  width:18px;
  height:18px;  
}
.lb{
  position:absolute;
  left:-10px;
  bottom:-10px; 
  width:18px;
  height:18px;
}
.rb{
  position:absolute;
  right:-10px;
  bottom:-10px; 
  width:18px;
  height:18px;
}
.l{
  position:absolute;
  left:2px;
  top:281px;
  width:38px;
  height:38px;  
}
.r{
  position:absolute;
  right:2px;
  top:281px;
  width:38px;
  height:38px;  
}
.t{
  position:absolute;
  left:281px;
  top:2px;  
  width:38px;
  height:38px;  
}
.b{
  position:absolute;
  left:281px;
  bottom:2px; 
  width:38px;
  height:38px;  
}
#bigImage{
  margin-left:-887px;
  margin-top:-602px;
}