     goColour(r, g, b ) ;
 
     delayMicroseconds(long(time_off) * 100L);
-    goColour(0, 0, myBackground);
+    goColour(myRedBackground, myGrnBackground, myBluBackground);
   }
 }
 

byte iGainFactor = 1 ;

int myIntensity = 128 ;
int myBackground = 20 ;
int myStep = 64 ;
int myTime = 3000 ;
int myCol = 1 ;


    myStep = ParseInput F("myStep=");
    myTime = ParseInput F("time=");
    myRedBackground = ParseInput F("background=");
    myIntensity = ParseInput F("intensity=");
    myCol = ParseInput F("col=");

