question about apple's site

I Know its kind of a stupid question, but can somebody tell me how can i contcat apple via email ?! I have a problem in one of my devices and i need help from them, but i want to contact them with mail and not phone.... the weird thing is i remember i did this few weeks ago but i dont know how..
so can anybody tell me?

i got theer, but i dont know how to continue.... how can i reach the email support and not the phone support?

no its not here, there they tell me to find a store or something like that i just want to email them. do htey have live caht? because thats fine too

ok but how i continue from here to the mail support and nothing else?
i know they have it because i used it few weeks ago