imagesearch help

#include <ImageSearch.au3>

 

HotKeySet("p", "checkForImage")

 

global $y = 0, $x = 0 ; could i change the y n x to 618,351 or that is compelely different?

 

Func checkForImage()

 

local $search = _ImageSearchArea('opapp.bmp', 1, 800, 40, 900, 80, $x, $y, 0) ; confused about the values on the right.

 

If $search = 1 Then

MouseMove($x, $y, 10)

EndIf

EndFunc

 

while 1

sleep(200)

WEnd

 

my question is image im clicking on is located at 618,351 its square image

i search the forum did find any simple or good explaination