new sharing interface bug

new sharing interface bug

Steps to reproduce:
  1. Go to "Share / Shared Details" 
  2. Click on a form/view
  3. Share or unshare the form/view with a user
  4. Click on another form/view to make further changes
  5. The share/unshare/quick invite panel disappears and will not reappear
I am using the current release of Chrome (12.0.742.100).

Anton