ENHANCEMENT adding Crux Zoom feature

git-svn-id: http://crux-framework.googlecode.com/svn@4970 a5d2bbaa-053c-11de-b17c-0f1ef23b492c
BUGFIX - Issue # 357

git-svn-id: http://crux-framework.googlecode.com/svn@4971 a5d2bbaa-053c-11de-b17c-0f1ef23b492c
BUGFIX - Issue # 357

git-svn-id: http://crux-framework.googlecode.com/svn@4972 a5d2bbaa-053c-11de-b17c-0f1ef23b492c