Hopefully, people were mischazeik in shmiras einayim and shmiras hamchshava. Besides having a filter on your computer - you can also disable pictures.
For google chrome, these are the instructions:
Click the Customize / Control Google Chrome button > Settings.
Scroll down and click on "Show Advanced settings".
In the Privacy section, click on Content settings.
In the Image section, select "Do not show images"
