How do you make pictures flash?

I need help making my pictures flash colors Here's a link of how I want it to look like. http://i149.photobucket.com/albums/s43/mcrobsessed77/Flash%20Drive%20pictures/2mm721e_th.gif I searched google and I couldn't find any sites. Thank you. :)

How do I make pictures flash on Myspace such as one photo to another. Please dont say photoshop or any programs that you must download or cost money. And also, I know about a website that is like GIF or something like that.. so if you have the link please...

I want to know how to make my pictures of me and my friend, flash, as one. like this http://i272.photobucket.com/albums/jj164/ilysummerann/photography/FLashing.gif

The flash part of the camera usually pops up when its on the auto setting but now i cant get the flash to work when i take a picture.

if i leave flash on, it makes everything too bright, but if i turn the flash off, everything if blurry D:

i want to make something like this with 2 pictures http://a2.twimg.com/profile_images/15169… does anyone know how to do this or a website i could use to do this ?

ive seen other peoples, but i dont know how i can do it. help please? thanks!

Ya kno like where i can like make different pics flash one one picture or the photo will flash all rainbowy. I LOOKED EVERYWHERE!! I CANT FIND ANY GOOD WEBSITES!! PLEZ HELP!!!!!!!!!