// JavaScript Document
              document.write('<option value="2" selected>2cm</option>');
              document.write('<option value="3">3cm</option>');
              document.write('<option value="4">4cm</option>');
              document.write('<option value="5">5cm</option>');
              document.write('<option value="6">6cm</option>');
              document.write('<option value="7">7cm</option>');
              document.write('<option value="8">8cm</option>');
              document.write('<option value="9">9cm</option>');
              document.write('<option value="10">10cm</option>');
              document.write('<option value="11">11cm</option>');
              document.write('<option value="12">12cm</option>');
              document.write('<option value="13">13cm</option>');
              document.write('<option value="14">14cm</option>');
              document.write('<option value="15">15cm</option>');
              document.write('<option value="16">16cm</option>');
              document.write('<option value="17">17cm</option>');
              document.write('<option value="18">18cm</option>');
              document.write('<option value="19">19cm</option>');
              document.write('<option value="20">20cm</option>');
              document.write('<option value="25">25cm</option>');
              document.write('<option value="30">30cm</option>');
              document.write('<option value="35">35cm</option>');
              document.write('<option value="40">40cm</option>');
              document.write('<option value="45">45cm</option>');
              document.write('<option value="50">50cm</option>');
              document.write('<option value="60">60cm</option>');