Dealing with splash screen and web development
To splash or not
Hmm... hard question. You want to do an introduction to your product, that is not your product. You can do this with a button that says "Show Introduction". Or maybe you could load it on the front screen the first time the user comes, but then what about public computers and cookies? It is all very hard.
First page & Cookies
Short description: First page is the splash. You can say skip introduction, and it can optionally remember that via a cookie for this browser.
Q: How to display again?
Link from front page
Short description: Make a prominent introduction link on the front page.
Popup on Front page