Module development and code questions

I want to add two forms with different action so that
Can I have two forms with different action on same page?

So,

I want to create a RSS feed for the image gallery module (does Gallery2 do this?), but it would be handly to be able to slap a custom RSS feed on any group of nodes, by custom I mean, change the link attribute to point to an image/video/torrent whatever.

I don't understand what hooks I need to override. I know the hook_nodeapi lets you ADD to an existing feed, but I don't think Image Galleys have their own(?). I guess I could make a View to do this but would it put the image URL as the link for each item, I fear not.

Hi I'm trying to use fileshare module for realizing an upload and download area. A download area is no problem I can remove the rights to upload. But when I'm trying to hide the files and folders in the upload area the upload form doesn't find the folders to upload. Is it possible to to hide the files an folders in the download area?

I have developed module there I have added the textbox and button.I wnat to submit the form on same page so that I can use the textbox value.
I tried $form['#action'] like

$form['#action'] = 'node/add/todo';
It is not working it gives me http://xxxxxxx.com/node/add/todo I want it to to at

I have one crazy question.....

Drupal : 5.0

I need to write a module.inn this module,

1. I need to get the install,access control options etc.
(So there will be some functions for implementing hooks)
2. i need to call some functions in the modules from some blocks like api calls.(not by using hooks).
( there will be some function which are to be called as APIs)

My blog, http://ahmad.indieoffset.com , this morning give some warning: