.menu_container
{
    background-image: url('img/bg.jpg');
    background-repeat: no-repeat;
    width: 158px;
}
.menu_item
{
    height: 23px;
    padding-top: 4px;
    cursor: pointer;

}
.menu_item_on
{
    height: 21px;
    padding-top: 4px;
    border: 1px solid #57738c;
    background-color: #8eb4d7;
    cursor: pointer;
}

.child_block
{
    display: none;
    position: absolute;
    z-index: 9;
    width: 150px;    
}

.child_block_on
{
    position: absolute;
    z-index: 9;
    width: 150px; 
    margin: -18px 0px 0px 157px;
    border: 1px solid #57738c;
    background-color: #a8ccee;
}