There is another tool that may make things alot easier for you - if you download flock
http://downloads.flock.com
it is a web browser - it has a mass-picture uploader that can automatically log into most of the big freebie picture sites (I use photobucket.com and flickr.com because each gives you 1gb of uploads free).
You literally open your web browser and click a button labelled "pics" then click upload. A black filmstrip appears at the top of the page - you drag pictures from your pc folders there and drop them. Rearrange as you like, caption if you choose to. Click the upload button and it will ask you to log into one of the services, then it tells you when its all done. Saved a lot of time if you do hundred at a time liek I do