.button {
display:block;
margin: 10px 0 10px 5px;
width:108px;
height:27px;
background:url('images/button_g.png') top no-repeat;
}
.button:hover {
background:url('images/button_g.png') bottom no-repeat;
}
.button_o {
display:block;
width:139px;
height:27px;
background:url('images/button_o.png') top no-repeat;
}
.button_o:hover {
background:url('images/button_o.png') bottom no-repeat;
}


.calculate_btn {
display:block;
width:139px;
height:27px;
background:url('images/calculate_ru.png') top no-repeat transparent;
}
.calculate_btn:hover {
background:url('images/calculate_ru.png') bottom no-repeat transparent;
}

.one {
width:139px;
height:27px;
background:url('images/calculate_ru.png') top no-repeat;
}


.edit_btn {
    display:block;
    background:url('images/edit_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.edit_btn:hover {
    background:url('images/edit_ru.png') bottom left no-repeat transparent;
}

.save_btn {
    display:block;
    background:url('images/save_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.save_btn:hover {
    background:url('images/save_ru.png') bottom left no-repeat transparent;
}

.choose_btn {
    display:block;
    background:url('images/choose_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.choose_btn:hover {
    background:url('images/choose_ru.png') bottom left no-repeat transparent;
}

.see_all_btn {
    display:block;
    background:url('images/see_all_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.see_all_btn:hover {
    background:url('images/see_all_ru.png') bottom left no-repeat transparent;
}

.add_to_tracker_btn {
    display:block;
    background:url('images/add_to_tracker_ru.png') top left no-repeat transparent;
    height:27px;
    width:139px;
}
.add_to_tracker_btn:hover {
    background:url('images/add_to_tracker_ru.png') bottom left no-repeat transparent;
}

.add_comment_btn {
    display:block;
    background:url('images/add_comment_ru.png') top left no-repeat transparent;
    height:27px;
    width:165px;
}
.add_comment_btn:hover {
    background:url('images/add_comment_ru.png') bottom left no-repeat transparent;
}
.discuss_btn {
    display:block;
    background:url('images/discuss_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.discuss_btn:hover {
    background:url('images/discuss_ru.png') bottom left no-repeat transparent;
}

.vote_btn {
    display:block;
    background:url('images/vote_ru.png') top left no-repeat transparent;
    height:27px;
    width:108px;
}
.vote_btn:hover {
    background:url('images/vote_ru.png') bottom left no-repeat transparent;
}