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document.write('<select name="site" size=1>');
document.write('<option value="">Go to....');
document.write('<option value="http://www.asl-associates.com/intro.htm">Introduction');
document.write('<option value="http://www.asl-associates.com/airquali.htm">Table of Contents');
document.write('<option value="http://www.asl-associates.com/map.htm">Maps');
document.write('<option value="http://www.asl-associates.com/what.htm">Latest News');
document.write('<option value="http://www.asl-associates.com/multimedia.htm">Multimedia Center');
document.write('<option value="http://www.asl-associates.com/newshighlight.htm">News Features');
document.write('<option value="http://www.asl-associates.com/kriging.htm">Kriging');
document.write('<option value="http://www.asl-associates.com/pubs.htm">Key A.S.L. Papers');
document.write('<option value="http://www.asl-associates.com/sulfur.htm">Sulfur Emissions');
document.write('<option value="http://www.asl-associates.com/back.htm">Background Ozone');
document.write('<option value="http://www.asl-associates.com/veg1.htm">Exposure Indices');
document.write('<option value="http://www.asl-associates.com/w126.htm">W126 Index');
document.write('<option value="http://www.asl-associates.com/epidemiological.htm">Epidem. Concerns');
document.write('<option value="http://www.asl-associates.com/asl.htm">About A.S.L.');
document.write('<option value="http://www.asl-associates.com/bio.htm">Staff Experience');
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