id	domain	url
crln-7363	www.libraryjournal.com	www.libraryjournal.com/article/ca471018
crln-7363	www.nsf.gov	www.nsf.gov/sbe/srs/infbrief/nsf04336/start.htm
crln-7363	www.pewinternet.org	www.pewinternet.org/pdfs/pip_wireless_ready_