Speedlock onLogin

[x1nject]

Hello Im requesting a creaturescript using onLogin.
I need to check like this:

Function onLogin
check if player is over lv 200 and under lv 300
set his speed to lvl 200
elseif player is over lv 300 and under lv 400
set his speed to level 210
elseif player is over lv 400 and under level 500 then
set his speed to lv 225
end


thanks! +rep.