If you want to save money and the crack doesn't bother you, you can do the following to stop the cracking extension:4 m& ], c: j# ?
" F' W. E5 l( N$ @& g+ b9 g(1) Buy a set-tube Epoxy (come with twin-tube to mix) at auto parts store or homedepot , ]2 A* Q! F3 f# n) J2 J 4 L" x3 e8 O4 |( d(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. 5 j1 b2 X0 c8 u' D" b) g# Q: Y5 i* _) p1 ~8 |9 O4 `
(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.