@CHARSET "UTF-8";

.p_link_list{
    width:180px;height:40px;margin:auto;
}
.p_link1{
    width:50px;height:40px;background: url("../images/org_book_show.png") no-repeat scroll -250px -21px; float:left;margin-left:10px;
}
.p_link{
    width:50px;height:40px; background: url("../images/org_book_show.png") no-repeat scroll -386px  -20px; float:left;margin-left:10px;
}
.p_link3{
    width:50px;height:40px;  float:left;margin-left:10px;
}