Customized Block for a Drupal based website (organic group module)

Bids are invited from drupal experts to develop and theme custom block for website, using drupal - Organic Groups Module. Requirement:- Modify and theme the default "Group Detail" block of Organic Group to include a) Join Group Link b) Total number of group members c) Total number of Posts in the group d) Name of the group Manager e) Group description field of group node. Sample block is at the link <[login to view URL]> (Refer Group Info block). Above will be a simple job for those who are familiar with drupal and PHP coding Deliverable shall be .css file, patched OG module or custom code/module