Is this your game? http://www.html5gamedevs.com/topic/7929-red-pants-run/
Because it uses the running animation in your preview.
great job! but i think the shooting ones should have some sort of knockback on the guy
I'd avoid using single pixels for particles, it tends to look a bit weird.
Ah @orange08 you beat me to it.
Hey Bitslap, my hero in the game linked below is inspired from your little dude here. :) Thank you! This walk cycle is awesome.
I've sent you an email about collaborating if you're interested ( i know i am :P)