Question about Run in background (Alt Tab)

[murty3565]

Hello i want to run my macro at background while i am watching movies etc. Here is an example code which i made. It works good but i want to run it at background is it possible?
Thank you.

Code:

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SetEndThreadHotkey "F12"
opt save; opt slowkeys; spe 22
int w1=act(win("RED" "D3D Window"))
rep
    key z
    if(scan("image:hE0F83879" w1 0 16|0x1100 12))
        key 2
    else
        key z

opt restore