start filling layers with content
	modified:   layers/education.html
	modified:   layers/me.html
	modified:   layers/online.html
	modified:   layers/university.html
	new file:   resources/coursera-algo-part-one.pdf
	new file:   resources/coursera-algo-part-two.pdf
	new file:   resources/coursera-machine-learning.pdf
	new file:   resources/coursera.jpg
	new file:   resources/mati.jpg
	modified:   stylesheet.css : added #popup a, a:hover