Can I open a new window and change the DOM of the calling window in JavaScript?
问题 First I would like to say that I've been programming JavaScript for about 3 months now and also that I'm not very concerned with solving this problem by the standards or best practices. My main concern is learning to use the DOM. I don't want to use any jQuery because I'm not familiar with it. I'm trying to make a non-profesional "login" function on my page, using JavaScript and the DOM. To begin with I was using "login" screen that would be displayed "hidden" initially and then be displayed