MobaCut is add-on for Firefox that cuts out a part of the Web site and makes a portable page.
"Twitter" and "Flickr" and "Tumblr" is Post support.
[For instance, such a usage]
Creating a mobile page and cut the map of the station and transfer information page, check the mobile on the go.
I cannot cut Flash Movie.
The made portable page is automatically deleted on seven days after the page is made.