# About Gravitation: Physics tutorial **URL:** \ **Category:** Uncategorized\ **Created:** [February 18, 2003, 12:18pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801 "2003-02-18T12:18:31Z")\ **Posts on this page:** 11\ **Page:** 1
**Author:** ![jagunco](https://avatars.discourse-cdn.com/v4/letter/j/67e7ee/32.png) [@jagunco](https://forum.kirupa.com/u/jagunco)\ **Post date:** [February 18, 2003, 12:18pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/1 "2003-02-18T12:18:31Z")
hello to all, i finished this tutorial, but when I tried to aplly it to multiple objects, dosen´t work, can someone look at the code in the attach file and try to see what is the problem. thanks in advance ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 12:48pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/2 "2003-02-18T12:48:33Z")
Check the spring tutorial, I explained why sometimes functions or prototypes don’t work with multiple instance in Flash MX, and how to solve the problem. pom :crazy: ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 1:53pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/3 "2003-02-18T13:53:51Z")
it didn´t work can you see the file please ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 3:59pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/4 "2003-02-18T15:59:42Z")
Well, I can’t I’m at work right now. But why won’t you have a look at the tute? :bad: [http://www.kirupa.com/developer/actionscript/spring2.htm](http://www.kirupa.com/developer/actionscript/spring2.htm) ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 7:29pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/5 "2003-02-18T19:29:37Z")
as u can see from the file, i followed all your tut, but the thing dosen´t work, can u please see 🙂 thanks ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 9:55pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/6 "2003-02-18T21:55:23Z")
Good old startDrag problem (bug?). I never understood why this wouldn’t work. Cheers. pom :cowboy: ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 11:12pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/7 "2003-02-18T23:12:07Z")
today is too late, but tomorrow I will see it, and i will write you again. Thanks were are you from? i´m from lisbon/portugal/europe ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 11:53pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/8 "2003-02-18T23:53:16Z")
Well, it works here… And I’m from Paris/France/Europe 🙂 And I’ve been to Portugal once. Wonderful country by the way :cowboy: And the most delicous fishes I’ve ever eaten in my life, hands down. ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 18, 2003, 11:53pm UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/9 "2003-02-18T23:53:44Z")
And I meant EATEN, not :trout: ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 19, 2003, 8:52am UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/10 "2003-02-19T08:52:37Z")
but I really can´t understand because , you only removed the stopDrag(), i wiil try to write to macromedia to ask about this. we don´t have only fish here, the meat 🙂 is allso excelent, all kinds of meat. 🙂 ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\ **Post date:** [February 19, 2003, 9:08am UTC](https://forum.kirupa.com/t/about-gravitation-physics-tutorial/13801/11 "2003-02-19T09:08:11Z")
I didn’t just remove startDrag, I replaced it by an enterFrame 🙂