Install it in this site

Sumary: 

'Missing e' adds functionality and tools for navigating, posting and socializing on the the popular Tumblr micro-blogging platform:

* Bookmark posts on your Tumblr dashboard so you can go back to them later
* Open links in dashboard posts in new tabs so you never lose your place
* View full-size images from photo posts without leaving the dashboard (and even if a high-resolution link isn't provided)
* Check who you follow that doesn't follow back and who follows you that you don't follow back
* Keep track of other users that unfollow you
* Jump directly to a post on the dashboard from the individual post's page
* Easily and quickly create a post of your Tumblr crushes
* Fix interface shortcomings in viewing posts on the dashboard, creating new posts and asking questions
* Reblog your own posts quickly from the dashboard or an individual post's page
* Automatically create new posts for replying to replies (and other notifications)
* Hide potentially unsafe images while browsing the dashboard
* Add post timestamps to the dashboard
* Reblog tags
* Quick (1-click) reblogging
* Fit the Tumblr dashboard to a widescreen display
* Add tags when answering asks
* Mass message deletion
* Multiple post selector for the Tumblr Mass Editor