URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_5_040.html	Chapter 1.	4faf1a08b11c0f1e66000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_5_040_dlap.xml	DLAP questions	4faf1a08b11c0f1e66000000