1) sure, if you get the right mhl adapter you can just plug it into hdmi
edit. i see you mean on a computer, not just a monitor. There are a few apps that you can connect to a computer and view in real time but I've never used them before to tell you how well they work.
Yes, though I would also like the top part to be on a white background. Where is the option to do this? I selected a white template, though it still had a grid background pattern. I do not see a solid white background option.