#preload-01 { background: url(../images/interact/stf1_batteries.png) no-repeat -9999px -9999px; }
#preload-02 { background: url(../images/interact/stf1_bottom_cube.png) no-repeat -9999px -9999px; }
#preload-03 { background: url(../images/interact/stf1_closed_top.png) no-repeat -9999px -9999px; }
#preload-04 { background: url(../images/interact/stf1_closed_top.png) no-repeat -9999px -9999px; }
#preload-05 { background: url(../images/interact/stf1_eps.png) no-repeat -9999px -9999px; }
#preload-06 { background: url(../images/interact/stf1_mid_cube.png) no-repeat -9999px -9999px; }
#preload-07 { background: url(../images/interact/stf1_open_top.png) no-repeat -9999px -9999px; }
#preload-08 { background: url(../images/interact/stf1_top_cube.png) no-repeat -9999px -9999px; }
#preload-09 { background: url(../images/interact/stf1_a3200.png) no-repeat -9999px -9999px; }
#preload-10 { background: url(../images/interact/stf1_a3200.png) no-repeat -9999px -9999px; }
#preload-11 { background: url(../images/interact/stf1_arducam.png) no-repeat -9999px -9999px; }
#preload-12 { background: url(../images/interact/stf1_cadet.png) no-repeat -9999px -9999px; }
#preload-13 { background: url(../images/interact/stf1_solar_cell.png) no-repeat -9999px -9999px; }
#preload-14 { background: url(../images/interact/stf1_comms.png) no-repeat -9999px -9999px; }
#preload-15 { background: url(../images/interact/stf1_ant.png) no-repeat -9999px -9999px; }
#preload-16 { background: url(../images/interact/stf1_gps_ant.png) no-repeat -9999px -9999px; }