Came to know about this long back and it was pretty fascinating back then.
This can be done easily using VLC player. Open VLC and select Tools > Preferences.
On the Preferences windows, select the Video button on the left.
Tools > Preferences.Allow only one instance under Instances is unchecked.All at the bottom-left corner, under "Show Settings".Allow only one running instance under "Performance options" is unchecked.One instance when started from file under "Performance options" is unchecked.Happiness Is Free All Rights Reserved. Blogger Template created by Anuj