App puts link to URL on desktop

An app (not sure if it needs to be .exe, or if this something you can do in javascript) that behaves as follows: User visits website, clicks a link that says, "Click here to place a link to our site on your desktop." User now has link to website on their desktop with my icon. ## Deliverables Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. Complete copyrights to all work purchased. ## Platform All windows since 95. IE4.0+, Netscape 4.0+