URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_2_042.html	Chapter 1.	4fd214beb11c0f7f59000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_2_042_dlap.xml	DLAP questions	4fd214beb11c0f7f59000000