From Ameya Solutions:
fallyGrab is a simple screenshot taking application that is meant to be fully customizable and easy to use. Taking a screenshot is as easy as pressing a key combination on your keyboard. The link to your image will be copied to the clipboard so all you need to do is paste where you want to show it. It features full screen capture as well as selection cropping with automatic image uploading to Imageshack, Facebook, your own FTP server or Dropbox. You can also select an image file from your disk to upload.