Modifying default font for threads

[salahunreal]

Hi,
I was looking in the forum for this question but didnt find any relevant to it so sorry it this was repeated thread.

I was trying to modify the default fond of writing new threads replies editing and tried some tips but didnt manage to do it.

I appreciate if someone can tell me how or where to search to find how.

Thanks.

--------------- Added [DATE]1218624593[/DATE] at [TIME]1218624593[/TIME] ---------------

any ideas?? i am sure someone would know how to do it :P