that's ok. just remember that when you ask for advice here, people are going to give it whether you like the advice they give or not. we're all just trying to help.
as far as posting a pic... get an account at photobucket.com and upload the pictures there, then you can past the image from there by copying and pasting the stuff next to "Img"
why not do a google image search for betta pictures? if you don't know how, go to google.com, click on images, then type in betta, then click search. if you find one that looks like yours, copy the link and paste it here.