We've added a new look and feel, and are giving you a bit more flexibility. So, if you've recently upgraded to our newest version, and feel like something is missing, go to the "Email Attachments" Settings page, then choose the different features that you want to display on the "Email" page. After selecting your options, be sure to click on "Save" to see your results: 

This is the "Send Email" Visualforce page. To change which fields appear/don't appear here, go to the "Email Attachments Settings" tab: (page shown below)