function StyleLucht( css )
{
  css.id_all.background = "url( '" + GetRelativePath( "/images/lucht_top.jpg" ) + "' ) repeat-x #a8c4d6";
  css.id_content.background = "url( '" + GetRelativePath( "/images/lucht_bottom.png" ) + "' ) repeat-x bottom";
  css.id_header.background = "none";
  css.id_header.borderBottom = "none";
  css.id_footer.background = "#c9521a";
  css.id_footer.borderTop = "2px solid #616d13";
}

function StyleBonen( css )
{
  css.id_content.background = "url( '" + GetRelativePath( "/images/bonen.jpg" ) + "' ) repeat";
  css.id_all.background = "none";
  css.id_header.background = "#502200";
  css.id_header.borderBottom = "2px solid #a04400";
  css.id_footer.background = "#502200";
  css.id_footer.borderTop = "2px solid #a04400";
}

function StyleGraan( css )
{
  css.id_content.background = "url( '" + GetRelativePath( "/images/graan.jpg" ) + "' ) repeat";
  css.id_all.background = "none";
  css.id_header.background = "#7d8310";
  css.id_header.borderBottom = "2px solid #eedf69";
  css.id_footer.background = "#7d8310";
  css.id_footer.borderTop = "2px solid #eedf69";
}

function DefineStyles()
{
  return [
    [ 'lucht', StyleLucht ],
    [ 'bonen', StyleBonen ],
    [ 'graan', StyleGraan ]
  ];
}