Im an autohotkey guy....
Download autohotkey.
create a text file, put this in the txt file.
ui +AlwaysOnTop -Caption +ToolWindow -border
Gui Color, 0
Gui, Show, % "w" 6000 " h" 3000, Black Screen
Sleep 16000
GUI Destroy
exitapp
save it, change the extension to .ahk, then right click and you will see compile script....this will create your .exe
set this as a launch before in your pbx settings, this is what i use for VPX.
The sleep command is how long you want the black screen to show, 16000 = 16 secs, you can adjust this based on how fast your tables load.