function changer() {
  document.getElementById('changethis').innerHTML = "<p>http://www.<input type='text' name='newdomain' size='28'>.<select name='ext' size='1'><option value='com'>.com</option><option value='net'>.net</option><option value='org'>.org</option><option value='biz'>.biz</option><option value='info'>.info</option><option value='name'>.name</option><option value='us'>.us</option><option value='co.uk'>.co.uk</option><option value='org.uk'>.org.uk</option><option value='me.uk'>.me.uk</option><option value='eu'>.eu</option><option value='in'>.in</option><option value='co.in'>.co.in</option><option value='net.in'>.net.in</option><option value='org.in'>.org.in</option><option value='firm.in'>.firm.in</option><option value='gen.in'>.gen.in</option><option value='ind.in'>.ind.in</option></select></p>";
}

function changer2() {
  document.getElementById('changethis').innerHTML = "<p>http://www.<input type='text' name='newdomain' size='28'>.<input type='text' name='ext' size='6'></p>";
}

function changer3() {
  document.getElementById('changethis').innerHTML = "<p>http://www.<input type='text' name='newdomain' size='28'>.<select name='ext' size='1'><option value='com'>.com</option><option value='net'>.net</option><option value='org'>.org</option><option value='biz'>.biz</option><option value='info'>.info</option><option value='us'>.us</option><option value='eu'>.eu</option></select></p>";
}