Jessica Alba's Prom Date Starts Dating Advice Site (Recap)

The guy in the picture -- named Chris Lakkees -- tells TMZ, his 5-year on-and-off relationship with Jessica Alba inspired him to create a website designed to prevent unnecessary break-ups ... helping feuding couples overcome their differences with advice from people across the Internet.

It's called RelationshipCourt.com -- and Chris is pretty confident Alba wouldn't have ended things if something like it existed back when they broke up ... telling us, he "always wished that someone would have mediated between Jessica and him so they at least could have stayed friends." - more on this story