This is becoming frustrating.. am I missing something or does Ascan not work as it should ?

code:
$IE6SP1Exceptions='Computer1','Computer2'
$x=AScan(IE6SP1Exceptions,@WKSTA)
If $x=-1
	MessageBox("Install IE","Test")
Else
	MessageBox("Do not Install IE","Test")
EndIf
Grasshopper75