Adding cool symbols in orkut scrap

Use the following key combination by holding alt key and pressing the numbers , add that special touch to your scraps
alt + 987 - ?
alt + 1 - ?
alt + 2 - ?
alt + 3 - ?
alt + 4 - ?
alt + 5 - ?
alt + 6 - ?
alt + 7 - •
alt + 8 - ?
alt + 9 - ?
alt + 0489 - é
alt + 0756 - ô
alt + 0719 - Ï
alt + 0739 - ã
alt + 0729 - Ù
alt + 10 - ?
alt + 11 - ?
alt + 13 - ?
alt + 14 - ?
alt + 15 - ?
alt + 16 - ?
alt + 17 - ?
alt + 18 - ?
alt + 23 - ?
alt + 24 - ?
alt + 25 - ?
alt + 26 - ?
alt + 27 - ?
alt + 29 - ?
alt + 30 -?
alt + 31 - ?