GitHub - customd/jquery-visible: A jquery plugin which allows us to quickly check if an element is within the browsers visual viewport regardless of the window scroll position
![javascript - Check if element is visible for certain percentage on screen (viewport)? - Stack Overflow javascript - Check if element is visible for certain percentage on screen (viewport)? - Stack Overflow](https://i.stack.imgur.com/Ndcdz.png)
javascript - Check if element is visible for certain percentage on screen (viewport)? - Stack Overflow
![jQuery UI position function problem when the parent div is not visible on the screen - Stack Overflow jQuery UI position function problem when the parent div is not visible on the screen - Stack Overflow](https://i.stack.imgur.com/CwXAA.png)