create a small animation website

i want to make a small animation explaining my business on a website. this is the exemple i like it more i want to do something like that...whit maximum of 30 sec. [login to view URL] the goal is promoting my website of christian room rentals explain how it works. i want a really simple animation, but informative. the budget is really low 30 dolars, cause im starting business, i cant pay more now...