FIRST 1
Create 2marker objects one red one blue
create 4 loop object put them so it looks like a loop
SECOND 2
Go into your events tab , im using the hedge extension so,
do this code
and it should look like this
hope that helped
FIRST 1
Create 2marker objects one red one blue
create 4 loop object put them so it looks like a loop
NOTE
Dont Forget To Put The Solid Behaviors On The Loop Parts And No Behaviors In The Markers Their Just For Collisoin Sensing