#top_00 {
    background: url(../pictures/top_00.png) center top no-repeat;
}
#top_01 {
    background: url(../pictures/top_01.png) center top no-repeat;
}
#top_02 {
    background: url(../pictures/top_01.png) center top no-repeat;
}
#top_03 {
    background: url(../pictures/top_01.png) center top no-repeat;
}