CoordMode Pixel ; Interprets the coordinates below as relative to the screen rather than the active window.
ImageSearch, FoundX, FoundY, 10, 10, 1200, 900, *50 C:\1.jpg ; You need to set tolerance, or any slight change in the way your computer displays the image will result in failure, especially with JPEG compression. It is denoted by a star (*) followed by the tolerance.
if ErrorLevel = 2
MsgBox Could not conduct the search.
else if ErrorLevel = 1
MsgBox Icon could not be found on the screen.
else
MsgBox The icon was found at %FoundX%x%FoundY%.