How to stop the for loop?

hi all, i am facing another problem here.

i want to stop a for loop.

i attach my excile file at here.
it is call as parent if the column "a" is blank n hv alphabet.
if the column "a" is not blank n hv numberic it is call as child.
i want to delete the child if the parent come out a word "mount"


here are my code

Please Login or Register  to view this content.