1) yes... you can either place a zone on one side and use the script
and place a zone on the side you want opening.
;Artificial Intelligence Script
:state=0:hudreset,hudx=50,hudy=90,hudimagefine=gamecoretextpressentertouse.tga,hudname=usedoorprompt,hudhide=1,hudmake=display,state=10
:state=10,plrdistwithin=60,activated=1:hudshow=usedoorprompt,hudfadeout=usedoorprompt
:state=10,plrdistwithin=60,plrusingaction=1,activated=1:activate=2
:state=10,activated=2:state=1,setframe=0,sound=$0
:state=1:incframe=0
:state=1,frameatend=0:state=2,coloff
:state=2,plrdistwithin=60,plrusingaction=1:activate=0
:state=2,activated=0:state=3,sound=$1,colon
:state=3:decframe=0
:state=3,frameatstart=0:state=10,setframe=0
2)None that I know of... however, possibly you could turn the hud into an entity and send out activates... but it would be pretty hard... Good sudjested source.
3)You can rig doors to only open via entity, but you can't choose that entity.
:state=0,anywithin=120:state=4
:state=1:incframe=0
:state=1,frameatend=0:state=2,coloff
:state=4,plrdistfurther=120:setframe=0,sound=$0,state=1
Your mod has been erased by a signature.
=ChrisB=: I hate n00bs, n00bs hate me! Lets get a gun and kill all the n00bies!!!