25 lines
843 B
HTML
25 lines
843 B
HTML
<!-- Automagically centers images. Original Author Yihui Xie: https://yihui.name -->
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<script>
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(function() {
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function center_el(tagName) {
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var tags = document.getElementsByTagName(tagName), i, tag;
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for (i = 0; i < tags.length; i++) {
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tag = tags[i];
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var parent = tag.parentElement;
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// center an image if it is the only element of its parent
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if (parent.childNodes.length === 1) {
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// if there is a link on image, check grandparent
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if (parent.nodeName === 'A') {
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parent = parent.parentElement;
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if (parent.childNodes.length != 1) continue;
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}
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if (parent.nodeName === 'P') parent.style.textAlign = 'center';
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}
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}
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}
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var tagNames = ['img', 'embed', 'object'];
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for (var i = 0; i < tagNames.length; i++) {
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center_el(tagNames[i]);
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}
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})();
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</script>
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