How To Make Subtitles??

I want to upload a video online.

And I wan to do some editing of subtitles...

Any softwares online?? Hopefully its easy to use...

its call encoding

http://www.urusoft.net/download.php?lang=1&id=sw

and be sure, timing correctly............

use Aegisub for subtitling.

VirtualDub/ meGUI for encoding.

thank u both of u