function navHandler(form) {
    var URL2 = document.form.site.options[document.form.site.selectedIndex].value;
    window.location.href = URL2;
}

document.write('<form name="form" target="_top">');
document.write('<select name="site" size="1">');
document.write('<option value="index.php?strip=1">Question mark</option>');
document.write('<option value="index.php?strip=9">The Origin of the Allies</option>');
document.write('<option value="index.php?strip=15">The Origin of Critter-Man</option>');
document.write('<option value="index.php?strip=16">Death Lord Vs. Primordius</option>');
document.write('<option value="index.php?strip=24">Vic Torius</option>');
document.write('<option value="index.php?strip=34">Challenger\'s Night Out</option>');
document.write('<option value="index.php?strip=42">Fur-Shur</option>');
document.write('<option value="index.php?strip=50">Aardvark</option>');



document.write('</select>');
document.write('<input type=button value="Go" onClick="javascript:navHandler()">');
document.write('</form>');