As a seasoned web developer, I have extensive experience working with HTML and JavaScript, which makes me the right fit for your project. I understand that you want to implement a random link selector in an iFrame using JavaScript. Having executed similar tasks numerous times in the past, I can assure you that your project will be in capable hands.
Over the years, I've built several websites from scratch utilizing HTML and JavaScript for interactivity, and databases for storing and fetching data. Unlike PHP, JavaScript is a server-side language that seamlessly integrates with your current setup. Furthermore, my familiarity with JavaScript libraries like jQuery and React.js will enable me to effectively work on your specific requirement.
Lastly, I appreciate your budget constraints and since this is a task close to my heart, I'm willing to do it within your specified budget of $10. So, if you're looking for an efficient professional who values both quality and frugality for your project's implementation, look no further! Let's collaborate to make this page even more engaging with its random link selection feature!