the new update has patched this, sorry.

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The post there was
"This is a Tut on how to get flashing custom classes on Black Ops and/Or a coloured class name.

Text Tutorial
1. Open your profile via modio and put it on your desktop.
2. Open your profile in Xero Black ops tool.
3. Go to the 3rd column and add the colors below to your classes and edit the names of the classes.
4. Save and Exit, then rehash and resign your profile.
5. Put the account back on your USB and go back on your xbawx and you are good to go with awesome colored classes!
Flashing Tut
Youtube

youtube
Custom class Color codes
^0 = Black
^1 = Red/Orange
^2 = Lime Green
^3 = Yellow
^4 = Navy Blue
^5 = Light Blue
^6 = Purple
^7 = White/Default
^8 = Black

Simply just put ^F in front of your name and it will flash. example "^F^2Example"


before you ask i did copy this off of another website but i havent seen it on se7ensins so i thought i would share it with you guys
plz +rep if you think i deserve it "

This guy left out the part where he said he copied it from another website. And the posts were on the same exact day, but the one on se7ensins was at 6:37, this one is at 6:47

Nice TuT, especially for people who dont go on Se7eNSiNs