example:

the html code for sup is

⊃

Code Name: sup
Character: ⊃
Unicode Code Point (Decimal): U+2283 (8835)
Standard: HTML 4.0
DTD: HTMLsymbol
Old ISO Subnet: ISOtech
Description: superset of[19]

You can use this sup html code to customize your profiles like your myspace facebook hi5 friendster twitter and all other social network sites this is how you can put sup symbols on your web page. what else besides superset of[19] do you want to know the html code?