I can´t see the topic, the page is white. Can someone help me please?

i! First of all, thanks for this free course. I have a problem I can't see anything. I just can see a white page. Why??

Hola. primero que nada gracias por el curso. Hay alguna forma que la traducción sea a español. ya que soy de Honduras y no puedo hablar el ingles. Quedare al pendiente de su respuesta. Gracias!!

Hi! Thanks for all courses! I'have try to take some of them, but I can't play them at the iPad, it doesn't work. It would be ni e if you fix this inconvinient, it's much more confortable to follow courses at movil devices. Thank you so much ni advance!

Hi! First of all, thanks for this free course. I have a problem playing this video, could you explain to me why this is not working in my pc? Thanks

my webpage goes frozen, I don't know where to find the material that correspondes to this lesson