To upload images to Google is very simple and could easily be done with the help of picasa. Download the free picasa software and install it on your PC, get it synchronized to your email id. once synchronized all you need is simple move the images from your computer hard disk to the picasa default folder and it will become live on Google images search engine. Here is the video http://www.youtube.com/watch?v=7v5DtWnk4_k