#content{
    background-image:url(../img/opening-screen.jpg);
    background-repeat: no-repeat;
}
#content div.selector{
    height:50px;
    width:50px;
    position:absolute;
    cursor: pointer;
}
#pantographe{
    left:240px;
    top:298px;
}
#catenaire{
    left:49px;
    top:292px;
}
#production{
    left:960px;
    top:249px;
}
#ss1{
    left:889px;
    top:380px;
}
#ss2{
    left:701px;
    top:375px;
}
#pylone{
    left:465px;
    top:263px;
}
#at{
    left:157px;
    top:337px;
}
#dialog-pantographe .dialog-help-left{
    background-image:url(../img/illus-pantographe.jpg);
}
#dialog-catenaire .dialog-help-left{
    background-image:url(../img/illus-catenaire.jpg);
}
#dialog-production .dialog-help-left{
    background-image:url(../img/illus-sources.jpg);
}
#dialog-pylone .dialog-help-left{
    background-image:url(../img/illus-pylone.jpg);
}
#dialog-ss1 .dialog-help-left{
    background-image:url(../img/illus-sousstation-grosse.jpg);
}
#dialog-ss2 .dialog-help-left{
    background-image:url(../img/illus-sousstation-petite.jpg);
}
#dialog-at .dialog-help-left{
    background-image:url(../img/illus-autotransfo.jpg);
}
