Quick and dirty fix
Put this in you while loop:
$state = GUICtrlRead($Checkbox1)
if $state = 1 Then
$text = GUICtrlRead($input3)
GUICtrlSetData($Input6,$text)
GUICtrlSetData($Input9,$text)
GUICtrlSetData($Input12,$text)
GUICtrlSetData($Input15,$text)
GUICtrlSetData($Input18,$text)
GUICtrlSetData($Input21,$text)
GUICtrlSetData($Input24,$text)
GUICtrlSetData($Input27,$text)
GUICtrlSetData($Input30,$text)
GUICtrlSetData($Input33,$text)
GUICtrlSetData($Input36,$text)
ElseIf $state = 4 Then
$text = ""
GUICtrlSetData($Input6,$text)
GUICtrlSetData($Input9,$text)
GUICtrlSetData($Input12,$text)
GUICtrlSetData($Input15,$text)
GUICtrlSetData($Input18,$text)
GUICtrlSetData($Input21,$text)
GUICtrlSetData($Input24,$text)
GUICtrlSetData($Input27,$text)
GUICtrlSetData($Input30,$text)
GUICtrlSetData($Input33,$text)
GUICtrlSetData($Input36,$text)
endif
Neo