IntControl (35, p1, p2, 0, 0)
Slows down SendKey and/or mouse clicks.
p1 amount of time to delay between each keypress (SendKey, SendKeysChild, SendKeysTo), in milliseconds. Default delay is 0 milliseconds. Set to zero to return to default.
p2 amount of time to delay in MouseClick and MousePlay between pressing and releasing the mouse button for a single click (not a double-click), in milliseconds. Default is 0 (no delay).
1000 milliseconds = 1 second
Specify a larger number to slow down, or a smaller number to speed up.
Returns previous delay setting.