If you want to save money and the crack doesn't bother you, you can do the following to stop the cracking extension:% r9 h: C) N/ w' M* c9 s' }. ?1 R
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(1) Buy a set-tube Epoxy (come with twin-tube to mix) at auto parts store or homedepot 3 y1 S0 q. h' ]/ p7 |. L" `4 [6 A- W8 d& Z* J7 S
(2) To buy a round or square think-glass-disk with diameter or side length of 1 inch. If you can't find it, you can go 99 cents stores or dollartree to buy a large-clear-cloth-button at similar size.' ]6 i; \ o( k6 C
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(3) Prepare Epoxy well, spread the paste to one side of the glass or button, attach it to the crack-upper-end from inside of windshield. Wait for 24 hrs. It'll be as solid as a rock and permanently stop the crack extension.