function formHandler(){
var URL = document.form.site.options[document.form.site.selectedIndex].value;
window.location.href = URL;
}

document.writeln('<form name="form">');
document.writeln('<select name="site" size=1>');
document.writeln('<option value="">Go to....');
document.writeln('<option value="http://www.tandango.net">Main Page');
document.writeln('<option value="http://www.tandango.net/aboutus.htm">About Us');
document.writeln('<option value="http://www.tandango.net/contactus.htm">Contact Us');
document.writeln('<option value="http://www.tandango.net/forms.htm">Model Forms');
document.writeln('<option value="http://www.tandango.net/weddings.htm">Old Bridal & Wedding Party Tans page');
document.writeln('<option value="http://www.tandango.net/process.htm">Old Sunless Process page');
document.writeln('<option value="http://www.tandango.net/events.htm">Old Events page');
document.writeln('<option value="http://www.tandango.net/difference.htm">Old Tandango Difference page');
document.writeln('</select>');
document.write('<input type=button value="Go!" onClick="javascript:formHandler()">');
document.write('</form>');