Multiplayer?

hi i’v been looking for guides and tutorials for making a multiplayer game in plash(you know online like maple story:pir:,2moons,etc…)
and i didnt found one so i want to ask how can i make a multiplayer game thet i can see outher players in it (like maple-exactly the same,dont worry about coding the walking and all.all i need is the multiplayer making)
so please help me…

~Pico:piercings:~