what i want to learn

I want to learn so much things in computers and they are, im going to say the right now. the first thing is that i really want to know how to use the new system because its alittle bit wear. the things i want to know is how to put a background on dream weaver .now hot can a have a video at dream weaver of you tube. the other thing i didn't get is of how to put a picture. lastly i really like dream weaver and that's all.