For the dedicated upload sites such as Facebook, Rapidshare, Picasa, Box.net, Youtube, Google Docs and others, the complement Firefox Universal Uploader they save time and provide them greater benefits from the same browser.
With this plugin for Firefox, the user can load multiple files simultaneously to different sites that also include Flickr, Photobucket, Slideshare, Omnidrive and Adobe share.
The Firefox Universal Uploader panel shows in his work, local and remote folders to speed up file upload. Also lets you add multiple accounts and upload the files separately to the respective sites.
When a file is loaded from such an addition, a progress bar shows the upload status is not limited to a specific amount, according to its developer says. Source
