How to enable install from url in Drupal Commons?
Also you can try Drush 


  Drush or drupal shell is a command-line utility to help the site
  building and maintenance workflows.


The following will download and enable the module:

drush en module_name -y


Example Commands

drush dl cck zen


Download current recommended versions of CCK module and Zen theme.

drush en content


Enable the content (cck) module.

 drush vset theme_default theme_name


make theme_name theme default theme