URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_1_017.html	Chapter 1.	4fa6e687b11c0f6e4c000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_1_017_dlap.xml	DLAP questions	4fa6e687b11c0f6e4c000000