m-programmer while loop example saved as XML

<xml xmlns="http://www.w3.org/1999/xhtml">
  <block type="process_block" x="220" y="96">
    <field name="proc">START_HERE()</field>
    <field name="comment">while loop example</field>
    <next>
      <block type="process_block">
        <field name="proc">CONTINUE="YES"</field>
        <field name="comment">no comment</field>
        <next>
          <block type="do_process_block">
            <field name="proc">while_loop</field>
            <field name="comment">no comment</field>
            <next>
              <block type="process_block">
                <field name="proc">END_HERE()</field>
                <field name="comment">no comment</field>
                <next>
                  <block type="while_loop">
                    <field name="loop_ID">while_loop</field>
                    <field name="cond">CONTINUE=="YES"</field>
                    <statement name="statements">
                      <block type="output_block">
                        <field name="out">"continue YES/NO?:"</field>
                        <field name="comment">no comment</field>
                        <next>
                          <block type="input_block">
                            <field name="comment">no comment</field>
                            <next>
                              <block type="process_block">
                                <field name="proc">CONTINUE=Y</field>
                                <field name="comment">no comment</field>
                              </block>
                            </next>
                          </block>
                        </next>
                      </block>
                    </statement>
                  </block>
                </next>
              </block>
            </next>
          </block>
        </next>
      </block>
    </next>
  </block>
</xml>