Before any of the tech jargon, design chops, or programming skills related to making a website come into play, your site has to take shape as a solid idea. Having a clear understanding of your site’s mission will help inform your design, content, and structural choices later on, so step one is to get that mission nailed down. So, is the website for a business hoping to connect with customers online and alert them to upcoming events and sales? Is it a fansite for a TV show looking to provide a forum for members of a fan community? Is it…