1) Register at NeedScripts.com using "Register Now at Need Scripts" link.
2) Once you have registered and logged in at Need Scripts, Browse the directory structure at Need Scripts and find an appropriate category within which you believe your listing best belongs. Once there, click on "Add Listings" link in the bottom menu.
3) Fill out the Add-Listing form, and make sure that all the inputs fields are written properly. Now relax and leave the rest on us. Your listing is now added in the review schedule and we will manually review it. In addition, once your link is accepted, you will also receive an email with detailed information about your link at Need Scripts.