URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_6_041.html	Chapter 1.	4fb01b15b11c0fcf67000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_1_6_041_dlap.xml	DLAP questions	4fb01b15b11c0fcf67000000