phpLinkBid v1.4.1 fixes link approvals, adds CAPTCHA
phpLinkBid v1.4.1 has been released and is available for download immediately. This update resolves the annoying link approval bug, adds CAPTCHA to the contact form, paging to Links Admin and fixes a few minor bugs.
No template files have been modified from v1.4 release. If you’re using a custom template download the Changed Files Only package or skip the templates uploading the Full Install.
Read more: phpLinkBid v1.4.1 Released
we needed this captcha feature because there many people is submitting in bulk by using site submittion software/script so we are geting junk submittion in bulk.