how could I change my forum cursor

[OSL]

hello,

sorry this is my second topic

I don't know if it is ok to put 2 topic a day or not

I check the rules and they do't say anything

I want to put a cursor

I do what here say https://help.forumotion.com/tricks-tips-f32/tutorial-how-to-put-cursor-t2266.htm

put it did work

I want the last code that make a massage shown up
I do every things in that topic

and this is my code <script type="text/javascript" src="http://www.freewebtown.com/osl22/script.js"></script>

where I should put it cuz when I put it on Admin Panel >> General Admin >> Configuration >> General >> Site Description
it didn't work

help me

[OSL]

oop sorry I think I put it in the wrong forum

I am so soory