Simple Image Uploader

I have created a cool contact directory and i want to allow people to upload their own photos, or i want to create an image repository which you upload images and create thumbnails out of them.

This is a simle image upload project.Here i use HTML & PHP 4.One day my friend sabuz give me the idea.Basically he done most of the work.Here my contribute was shown the Image in Browser.And i have done this.I want to play again with this type of work.Here the Add picture,Show picture page example …