YOu don't search very often do you? Well here it is
;Artificial Intelligence Script
;Header
desc = Light Flash
;Triggers
:state=0:lightoff,timerstart,state=1
:state=1,timergreater=10:state=2
:state=2:lighton,timerstart,state=3
:state=3,timergreater=200:state=4
:state=4:lightoff,timerstart,state=5
:state=5,timergreater=75:state=6
:state=6:lighton,timerstart,state=7
:state=7,timergreater=50:state=8
:state=8:lightoff,timerstart,state=9
:state=9,timergreater=80:state=10
:state=9:lighton,timerstart,state=11
:state=11,timergreater=25:state=12
:state=12:lightoff,timerstart,state=13
:state=13,timergreater=35:state=0
;End of Script
or you could use flicker2.fpi located in your scripts folder.
RF