当我在Android上滑动视图时，为什么JQuery偏移更改？

Update: I can't make this break on jsfiddle, but sometimes it breaks on my standalone site, and sometimes it doesn't. I really wish I could remove this question -- sorry for lack of clarity. Every time I think I have a simple demo case ironed out, later testing shows that offset is working fine for that case.Update: I can't make this break on jsfiddle, bu