Code: [color=blue] inputs: AvgLength( 20 ); variables: CallputVol( 0 ), AvgCallputVol( 0 ) ; CallputVol = (callvolume - putvolume) ; AvgCallputVol = Average( callputvol, AvgLength ) ; Plot2( AvgCallputVol, "AvgCallputVol" ) ; [/color] If anyone figures out a good way to use it post it up!