In vShare site, you can see the video embeded code below the video player, under Share Details title.

You can enable/disable embeded code by login into vShare admin area => System Settings = > Embed Show

For youtube embeded code, go to youtube view video page, click share button under video player -> click Embed button

Check How to embed a YouTube video - YouTube Help

Also you can Import videos from Youtube based on keyword bye login into admin area -> Video Processing = > Bulk Import



Please make sure you have deleted the watermark by accessing the following url

http://siteurl/templates/images/watermark.gif

Remove the watermark by editing include/player.inc