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qubyte/getScrollAmount.js

Created October 13, 2016 17:17
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Little function to get the amount a document has been scrolled by.
Raw
getScrollAmount.js
function getScrollAmount() {
var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
var scrollHeight = document.documentElement.scrollHeight || document.body.scrollHeight;
return scrollTop / (scrollHeight - document.documentElement.clientHeight);
}
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