UPDATED 17 Feb 2017:

Sample of INT WFC script in TRACKING mode: 

gocat obj1
run 30 "obj1"
offset arc 20 20
run 30 "obj1 after dith1"
offset arc -30 -30
filter i
sleep 10
run 30 "obj1 after dith2 filter i"
talkerBellINT

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Sample of INT WFC script sample in GUIDING mode:

field
guide on star 1
sleep 5
run 120 "obj1"
guide off
sleep 5
offset arc 5 5
filter i
sleep 5
field
guide on star 1
sleep 5
run 120 "obj1 after dith filter i"
guide off
talkerBellINT