#sidecatalog {
    position: relative;
    font-family: "宋体";
    font-size: 14px;
    margin-bottom: 10px;
    overflow: hidden;    
}
#sidecatalog a {
    text-decoration: none;
}
#sidecatalog a:hover {
    text-decoration: none;
}
#sidebar {
    position: absolute;
    top: 0;
    left: 5px;
    width: 0;
    background-color: #eaeaea;
    border-left: 1px solid #eaeaea;
    border-right: 1px solid #eaeaea;
}
#sidebar .sidebar-top, 
#sidebar .sidebar-bottom {
    position: absolute;
    left: -5px;
    width: 10px;
    height: 10px;
    background:  no-repeat scroll 0 -199px transparent;
    overflow: hidden; 
    cursor: pointer;
}
#sidebar .sidebar-top {
    top: 0;
}
#sidebar .sidebar-bottom {
    bottom: 0;
}
#sidebar .sidebar-top:hover,
#sidebar .sidebar-bottom:hover {
    background-position: 0 -185px;
}

#catalog {
    position: relative;
    padding-left: 27px;
    margin-top: 15px;
    margin-bottom: 15px;
    overflow: hidden;    
}
#catalog dl {
    position: relative;
    height: auto;
}
#catalog .catalog-title {
    position: relative;
    display: block;
    height: 26px;
    line-height: 26px;
}
#catalog .catalog-title.level2 {
    padding-left: 10px;
}
#catalog .catalog-title:hover {    
    background: #f5f5f5;
}
#catalog .catalog-title a {
    color: #555;
    font-family: arial;
    font-size: 14px;
    padding-right: 5px;
}
#catalog .catalog-title.level1 a {
    font-weight: bold;
}
#catalog .catalog-title .title-index {
    display: inline-box;
    margin-right: 10px;
}
#catalog .catalog-title .title-text {
    color: #666;
}
#catalog .catalog-title .dot {
    position: absolute;
    left: -24px;
    top: 7px;
    width: 6px;
    height: 10px;
    background:  repeat scroll 0 -222px transparent;    
    cursor: pointer; 
}
#catalog .catalog-title:hover .dot,
#catalog .catalog-title .dot:hover {
    background-position: 0 -245px;
}
#catalog .arrow {
    position: absolute;
    top: 5px;
    left: -27px;
    width: 18px;
    height: 13px;
    background:  repeat scroll -271px -38px transparent;
    cursor: pointer;
    z-index: 2;    
}

#catalog-updown { 
    position: absolute;
    right: 50px;
    bottom: 100px;   
    width: 22px;
    height: 50px;    
    z-index: 100;
    visibility: hidden;
}
#catalog-updown #catalog-up,
#catalog-updown #catalog-down { 
    width: 25px;
    height: 25px;
    background:  no-repeat scroll transparent;
    cursor: pointer;
}
#catalog-updown #catalog-up.catalog-up-enable {
    background-position: -245px -83px;
}
#catalog-updown #catalog-up.catalog-up-disable {
    background-position: -272px -83px;
}
#catalog-updown #catalog-down.catalog-down-enable {
    background-position: -245px -108px;
}
#catalog-updown #catalog-down.catalog-down-disable {
    background-position: -272px -108px;
}