• browser quirks and strict mode
  • position: relative, absolute
  • box mode: margin, padding, border
  • do things without jquery
  • get dom element by id, tag name and so on…
  • traverse dom, getFirstChild, GetNextSibling and so no…
  • closure for javascript
  • “this” reference in javascript
  • css selector, #, . and so on…
  • add event to dom, addEventListener, attachEvent and so on..
  • JSON
  • OOP in javascript, prototype and so on…
  • xmlHttpRequest
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