example:

υ

the html code for upsilon is

υ

Code Name: upsilon
Character: υ
Unicode Code Point (Decimal): U+03C5 (965)
Standard: HTML 4.0
DTD: HTMLsymbol
Old ISO Subnet: ISOgrk3
Description: Greek small letter upsilon

You can use this upsilon 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 upsilon symbols on your web page. what else besides Greek small letter upsilon do you want to know the html code?