document.write("<ul id='nav'>");
document.write("<li id='navhome'><a href='index.html'>home</a></li>");
document.write("<li id='navlocation'><a href='location.html'>location</a></li>");
document.write("<li id='navfeatures'><a href='features.html'>features</a></li>");
document.write("<li id='navcontact'><a href='contact.html'>contact</a></li>");
document.write("</ul>");