Dear all,

I have below code. Initially, the page show. When I click the menu to trigger function to visible below div "VIDEOENG". But it show empty or black box. do you know why? How to solve??

<div id="VIDEOENG" style="display: none;">

<table width="800" height="500">
<tr> <td width="400" height="250">
<video width="400" height="250" controls>
<source src="video/movie.mp4" type="video/mp4">
<source src="video/movie.ogg" type="video/ogg">
<source src="video/movie.webm" type="video/webm">
<object data="video/movie.mp4" width="320" height="240">
<embed src="video/movie.swf" width="320" height="240">
</object>
</video>

</td>

</tr>

</table>

</div>