They do work just hold alt press numbers on side number panal let go and it comes up.
you use alt codes, for example; on habbo if you hold down alt and type 0159 you get a heart symbol. search in google, habbo alt codes. i hope this helps youu^_^♥.
Go onto the Internet and type "Habbo Hotel Alt codes" and click on one of the websites and Walla :)
If you are on a computer, then you put the numlock on, hold alt then type in the code you want. There are a list of codes at this website: http://www.hobtech.net/alt-codes.php If you are on a computer, then you put the numlock on, hold alt then type in the code you want. There are a list of codes at this website: http://www.hobtech.net/alt-codes.php
Some symbols you can use on Habbo Hotel are: Alt 0131 (love heart) Alt 0165 (a star)
There are many places on the Internet to get alt-codes. Just Google "alt codes" and you will find them.
alt + 422 or just copy and paste this : ª
View MySpace alt codes list here http://knopok.net/symbol-codes/alt-codes.html .
Alt codes are characters not immediately available on a standard keyboard See the link below for a list of Alt codes.
ALT+0134 = Bomb ALT+0135 = ?No entry? sign ALT+0135 = Stop sign ALT+0145 = Black padlock ALT+0151 = Double musical notes ALT+0153 = ? symbol ALT+0169 = © symbol ALT+0174 = ® symbol ALT+0204 = White padlock ALT+0213 = Diamond ALT+0216 = Dashed ALT+0245 = Spade ALT+124 = White heart ALT+130 = Dashed ALT+141 = Spiral ALT+156 = Pound ALT+157 = White star ALT+159 = Black heart ALT+161 = Single musical note ALT+167 = Lighting bolt ALT+168 = ¡ symbol ALT+169 = fish ALT+173 = ¿ symbol ALT+175 = Club ALT+21 = Peculiar ALT+230 = Coffee cup ALT+241 = Mobile/cell phone ALT+246 = Thumbs down ALT+248 = ° symbol ALT+249 = Thumbs up ALT+271 = Euro sign ALT+276 = Light bulb ALT+422 = Skull ALT+424 = Upside down ALT+667 = Cent symbol ALT0176 = Superscript Shift+ = Heart
You Just Hold Alt, While Doing A Combination Between 1-9, Like Alt+169+Goldfish! :3
Hold alt and push numbers on the number pad of your keyboard (the numbers on the right side). An example is Alt+1
alt codes is the most common name (i do not think there is any other) (but there might)