Adding and deleting records-automated

Adding and deleting records-automated

so...I have a script written: when a subform for a record is updated in form A, it will reflect in record B. so:

without condition-form A deluge script on success:

for each  rec in Direct_Carriers
{
fetRec = Add_Carrier[ID == rec.Carrier_Name];
x = fetRec.Direct_Agents;
x.add(input.ID);
fetRec.Direct_Agents=x;
}
for each  rec1 in Shared_Carriers
{
fetRec1 = Add_Carrier[ID == rec1.Shared_Carrier_Name];
y = fetRec1.Shared_Agents;
y.add(input.ID);
fetRec1.Shared_Agents=y;
}
for each  rec2 in Restricted_Carriers
{
fetRec2 = Add_Carrier[ID == rec2.Carrier_Name];
z = fetRec2.Restricted_Agents;
z.add(input.ID);
fetRec2.Restricted_Agents=z;
}
 So now what I need to do, is to create a script so that when a record is Deleted in the subform for form A, it will also delete in record B. I wrote a script that deleted 13 of my records, which super sucked...so if I could not do that again, it would be ideal.