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When element's nodetype is 9 return empty string instead of throwing error. #953

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When element's nodetype is 9 return empty string instead of throwing error. #953

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1 change: 1 addition & 0 deletions lazysizes.js
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Original file line number Diff line number Diff line change
Expand Up @@ -178,6 +178,7 @@ function l(window, document, Date) { // Pass in the window Date function also fo
};

var getCSS = function (elem, style){
if (elem.nodeType === 9) return ''; // skip #document
return (getComputedStyle(elem, null) || {})[style];
};

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2 changes: 1 addition & 1 deletion lazysizes.min.js
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