In order to do this:
- Go to your User Control Panel. The link is in the top right part of the page.
- Choose the Board Preferences menu on the left hand side of the page. This will open up a sub-menu.
- Choose Edit Display Options from the sub-menu.
- Now you can select which things you would like to see and with your would rather not. When you are done, press Submit and your changes will be saved.
Note that setting "Display images within posts:" to No will replace images in posts with a link, so you can choose which to click.