interface_build {
    {d.sites} 0
    {Displays site markers.}
    {entry sitefile {Sites list:} 0 sites}
    {entry color {Marker color [default=gray]:} 0 color}
    {entry size {Marker size, in pixels (0-1000) [5]:} 0 ""}
    {checkbox type {x marker [default].} "" x}
    {checkbox type {diamond marker.} "" diamond}
    {checkbox type {box marker.} "" box}
    {checkbox type {+ marker.} "" +}
}