URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_4_021.html	Chapter 1.	4fad71aab11c0f1362000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_4_021_dlap.xml	DLAP questions	4fad71aab11c0f1362000000