video timeline player

Hi i dont know if anyone can help me out i have a computer and a tv monitor i have a few training video i would like to play in a 8 hour window 6 days a week can anyone reffer me to what software i can use
i just want to be able to put about 20 short video in a time line and have it play for 8 hour without manually playing them i need something like what in a store
i just want to drag the video i download drop them and the timeline have them play at a specific time with output to a tv also what the best card to use a hdmi or tuner card it will be connecting to a tv

thank

 

U can use the default windows supplies. Windows Movie maker. And as far as the card any will do, just make it around 1 or 2gb or more for the best HD output