I Need Quick Help!!!

Can anyone please tell me how to like put a bunch of steps together for example I did a bunch of stuff to a car on photoshop and like I wanna put um all together in sort of a video like the ones on my page on this site http://www.cardomain.com/ride/2533457 it has two on the top but I want to have my own steps on photoshop and if you have to save each step seperatly I can do that too just to have um all show up one after another and I know its like a slide show or w.e. but IDK how to save it like that so I can use it on that site if anyone knows how to do this please tell me I would really appreicate any help and thanks ahead of time.