I want to get mean is..

I mean is (var After="";
var Before="";
if(pitchIndex1==-5) After="::.";
if(pitchIndex1==-4) After="::";
if(pitchIndex1==-3) After=":.";
if(pitchIndex1==-2) After=":";
if(pitchIndex1==-1) After=".";
if(pitchIndex1==1) Before=".";
if(pitchIndex1==2) Before=":";
if(pitchIndex1==3) Before=".:";
if(pitchIndex1==4) Before="::";
if(pitchIndex1==5) Before=".::";
) I want to get like that
. . . . . . . (1 2 3 4 5 6 7 1 2 3 4 5 6 7 1 2 3 4 5 6 7
. . . . . . . )

How do I rewrite programming coding eg.... please.?