Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
window =
1.
ε
2.
•
3.
•
4.
‘‹
ƒŒƒxƒ‹6.
•ÏX
SDAL“‡‰pŒêŠwZ