http://kb.mozillazine.org/Images_or_animations_do_not_load

Can you attach a screenshot? *http://en.wikipedia.org/wiki/Screenshot *https://support.mozilla.org/kb/how-do-i-create-screenshot-my-problem Use a compressed image type like PNG or JPG to save the screenshot. ----- If images are missing then check that you aren't blocking images from some domains. *Press the F10 key or tap the Alt key to bring up the hidden "Menu Bar" temporarily. *Check the permissions for the domain in the currently selected tab in "Tools > Page Info > Permissions" *Check "Tools > Page Info > Media" for blocked images *Select the first image link and use the cursor Down key to scroll through the list. *If an image in the list is grayed and "<i>Block Images from...</i>" has a check-mark then remove this check-mark to unblock images from this domain. Make sure that you do not block (third-party) images, the permissions.default.image pref on the <b>about:config</b> page should be 1. ---- Make sure that you haven't enabled a High Contrast theme in the Windows/Mac Accessibility settings. Make sure that you allow pages to choose their own colors. *Tools > Options > Content : Fonts & Colors > Colors : [X] "Allow pages to choose their own colors, instead of my selections above" Note that these settings affect background images. See also: *http://kb.mozillazine.org/Website_colors_are_wrong ---- There are extensions like Adblock Plus (Firefox/Tools > Add-ons > Extensions) and security software (firewall, anti-virus) that can block images and other content. See also: *https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes *http://kb.mozillazine.org/Images_or_animations_do_not_load *http://kb.mozillazine.org/Websites_look_wrong

Problem solved. I was not aware of the Tools -> Page Info -> Permissions section. When I went there and looked through the permissions, it was actually blocking cookies for the site. Apparently the score bar and video previews require cookies? Strange. That solved the problem, though.