Help script working in minimized window

[trung]

$rand = Random(1000,3000)

$rand2 = Random(500,1000)

$rand3 = Random(15000,20000)

$rand4 = Random(5000,10000)

$rand5 = Random(5000,10000)

While 1

sleep(5000)

MouseMove(352, 527)

Sleep($rand)

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

MouseClick('left')

Sleep($rand2)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(500, 528)

MouseClick('left')

Sleep($rand3)

MouseMove(563, 541)

MouseClick('left')

Sleep($rand4)

MouseMove(307, 559)

MouseClick('left')

MouseMove(327, 510)

MouseClick('left')

MouseMove(924, 274)

MouseClick('left')

Sleep($rand5)

MouseMove(924, 274)

MouseClick('left')

Sleep($rand5)

MouseMove(924, 274)

MouseClick('left')

Sleep($rand5)

MouseMove(924, 274)

MouseClick('left')

Sleep($rand5)

WEnd

Its just an autoclick bot i made i dont want to say wat for tho =D

I want to know if anyone knows how to make the bot keep working in the background in a minimized window while im still using my computer? its in firefox btw