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How to remove the unused form item, such as Revision information.

http://drupal.org/node/117148

How to remove Revision information from node create form?

Setup by setup follow

[1]copy and post in /template.php

function phptemplate_node_form($form) {
// Remove 'Log message' text area
$form['revision_information']['#access'] = user_access('administer posts'); return theme_node_form($form);
}

[2] login as admin, flush all cachs. Done!

Other useful module: http://drupal.org/project/jammer