some forumdisplay things i want to do

[orel]

i want to make those things in everyforum:
1. 2 buttons, one that will make the text bigger and one that makes the text smaller
2. option to the member to setting how many threads to show in every forum page, but the choosing will be directly from forumdisplay page

[KURTZ]

1. you can do this thing yourself simply use your mouse, press CTRL and use the mouse wheel ...
2. dunno :)