virtualbox.org

Hi! The idea of ??developers VirtualBox. Take that to the guest and the host system, a list of programs to alt + tab has been merged. When choosing a program is activated automatically (change focus) host system or the guest. This will be an excellent addition to the integration mode the display!
Thank you for your attention.

In English, I badly:)

It's obvious your English isn't perfect. Suggestions like this one are made every few months, so you're not new to this. Just check out the Suggestions section of this forum or Google search this forum for the idea.