i have one problem in making vcd .I use nero burning rom in creating vcd.I DRAG N DROP THe file that i use to download from internet.The problem is when i created the vcd they are several movie file (mpeg)files that cant play in my vcd player.I also test the cd at my computer and same problem happen.Only a few file that i can watch.Can you tell me what is the problem with file and should encode the file or is there other software that i have to use?

reason:i have download slipknot ,system of a down concert and there are few that can be watched AFTER THE *mpeg. format convert to *dat format