when singing up to things the captha picture doesn't show up

Start Firefox in [[Safe Mode]] to check if one of the add-ons is causing the problem (switch to the DEFAULT theme: Tools > Add-ons > Appearance/Themes). * Don't make any changes on the Safe mode start window. See: * [[Troubleshooting extensions and themes]] ---- See also: * http://kb.mozillazine.org/Images_or_animations_do_not_load * Check the permissions for the domain in the current tab in Tools > Page Info > Permissions * Check that images are enabled: Tools > Options > Content: [X] Load images automatically * Check the exceptions in Tools > Options > Content: Load Images > Exceptions * Check the "Tools > Page Info > Media" tab for blocked images (scroll through all the images)