i have a page which plays a video and its ok 

but once i call it using a button role 

<a data-role="button" data-theme="b" href="test.html"  class="PortrraitCase">

the video gets black screen only sound working :(

when i get the video to fulll screen mode the video is displayed 

this happens on my galaxy s3 updated to gelly beans 4.1.2 (Internet) browser

this problem doesn't happen on chrome browser

anyone have any idea????