#bai{
  display:block;
  float:left;
  padding:4px;
  text-align:left;
  width:179px;
  height:156px;
  background-color:#f1f1f1;
  border:1px #ddd solid;
}

#red{
  display:none;
  float:left;
  padding:4px;
  text-align:left;
  width:179px;
  height:156px;
  background-color:#f1f1f1;
  border:1px #ddd solid;
}
#green{
  display:none;
  float:left;
  padding:4px;
  text-align:left;
  width:179px;
  height:156px;
  background-color:#f1f1f1;
  border:1px #ddd solid;
}
#blue{
  display:none;
  float:left;
  padding:4px;
  text-align:left;
  width:179px;
  height:156px;
  background-color:#f1f1f1;
  border:1px #ddd solid;
}
#switch{
  width:182px;;
  height:18px;
  line-height:18px;
  background-color:threedface;
}
#switch a.tabs{
  float:left;
  color:#000;
  height:18px;
  width:45px;
  margin:0;
  padding:4px 0 4px 0;
  font-size:12px;
  cursor:pointer;
  text-align:center;
  text-decoration:none;  
}
#switch a.tabs:hover{
  color:#000;
  font-weight:bold;
  background-color:background;
  text-decoration:none;  
}