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var isIE10 = -1 !== navigator.appVersion.indexOf( 'MSIE 10' ),
isIE11 = !!navigator.userAgent.match( /Trident.*rv:11\./ ),
iframes = document.querySelectorAll( 'iframe.wp-embedded-content' ),
loaded = true;
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isIE11 = !!navigator.userAgent.match( /Trident.*rv:11\./ ),
iframes = document.querySelectorAll( 'iframe.wp-embedded-content' ),