Syntax: %bSET UIN [number] %b

Sets the your ICQ UIN to [numberur]. When users perform an %bINFO%b
on your nickname, they will be informed of your UIN,
unless you set %bHIDE%b ON. To verify your UIN leave out
[number].
Examples:
         %b/msg %N SET UIN 45545465%b
           Sets your UIN to "45545465".
