bind w "+mfwd";
bind s "+mback";
bind a "+mleft";
bind d "+mright";

alias checkfwd "";
alias checkback "";
alias checkleft "";
alias checkright "";

alias +mfwd "-back; +forward; alias checkfwd +forward";
alias +mback "-forward; +back; alias checkback +back";
alias +mleft "-moveright; +moveleft; alias checkleft +moveleft";
alias +mright "-moveleft; +moveright; alias checkright +moveright";

alias -mfwd "-forward; checkback; alias checkfwd";
alias -mback "-back; checkfwd; alias checkback";
alias -mleft "-moveleft; checkright; alias checkleft";
alias -mright "-moveright; checkleft; alias checkright";

alias +lj "+jump; +duck; -forward";
alias -lj "-duck; -jump";
bind mouse2 +lj;
bind mouse1 +duck;