Why not give the possibility to use a mp4 video file as header of website? Can you insert this possibility to a newer version of themler?

Hi, I've read the article on how to disable the lightbox on specific images (https://answers.themler.com/articles/5910/disable-lightbox-for-particular-images), however when I insert an image using...

Hey, how can I float Text around an image, like in the first picture at this website http://www.homeandlearn.co.uk/WD/wds4p6.html ?