Deprecated - Drupal core

Hello
I have Drupal 6.2 and am trying to change font size I belived the fonts are in file Style.css. I download the file to my local system, but the I dont see the file style.css to the folder i downloaded. Is there a special software to open .css files? HELP

Can any body suggest simple paypal integration with the content type or any useful tutorials for paypal integration in drupal.

I want to remove the option of create new account and request new password option from admin section. I have very basic website of contents only.There is option of creating account.I know the admin password so I donot want the request option of password and create new account.

I want to integrate payment option for a particular content type in drupal. Whenever user going to access that payment option he has to first pay the amount then access that content.

I'm not sure if I'm posting in the correct forum, but since the filter module is in the Drupal core...it would seem the best place to post this issue.

If someone could take a look at my Compose Tips page located at http://www.saviourpc.com/filter/tips you will see there is a duplcate entry for the following tip: "Text with line break"

Is there a way to remove this duplicate entry?

I want to check whether the node is published or not .How we can check whether the node is published or not.