Youtube iframe wmode issue
Try adding ?wmode=opaque to the URL or &wmode=opaque if there already is a parameter. If it doesn’t work try this instead, &wmode=transparent which will work in IE browser as well.
iframe
Failed to load resource: net::ERR_INSECURE_RESPONSE
Your resource probably use a self-signed SSL certificate over HTTPS protocol. Chromium, so Google Chrome block by default this kind of resource considered unsecure. You can bypass this this way : Assuming your frame’s URL is https://www.domain.com, open a new tab in chrome and go to https://www.domain.com. Chrome will ask you to accept the SSL … Read more
Overcoming “Display forbidden by X-Frame-Options”
I had a similar issue, where I was trying to display content from our own site in an iframe (as a lightbox-style dialog with Colorbox), and where we had an server-wide “X-Frame-Options SAMEORIGIN” header on the source server preventing it from loading on our test server. This doesn’t seem to be documented anywhere, but if … Read more