lazy-load iframes only for current slide, unload when hidden
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4 changed files with 28 additions and 8 deletions
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@ -44,6 +44,7 @@
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<li class="fragment">4.2</li>
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<li class="fragment">4.3</li>
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</ul>
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<iframe data-src="http://example.com"></iframe>
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</section>
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<section>
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