URL	Title	Id
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_1_030.html	Chapter 1.	4fcfb233b11c0fa551000000
http://digfir-published.macmillanusa.com/calc_tutorial/calc_tutorial_4_1_030_dlap.xml	DLAP questions	4fcfb233b11c0fa551000000