The add-on ImgLikeOpera lets you have the same feature in Firefox browser. It allows load only the images that you want in Firefox browser. This extension is very useful for non broadband users.
The addon has the following features:
- Placeholders for blocked images
- (re)load image from context menu or Ctrl+right mouse click;
- forced expiration time (5 minutes - 3 months);
- Policies for tabs: don’t load images, load cached images only, load images for the originating Web site only and load all images.
- Filters for web addresses.
Download ImgLikeOpera from Mozilla add-on site