Generate xml from html form and parse to url using javascript or php

Want to generate xml from html form as shown below in to an xml and the xml shoul parse to a url. can u suggest..

      <div id="line5" class="clear">
        <div class="fieldType">
            <h4>Partner provided unique ID</h4>
            </div>
            <div class="fieldValue">
            <input type="text" name="Param2" maxlength="24">
        </div>
    </div>

    <div id="line6" class="clear">
        <div class="fieldType">
            <h4>LoanAmount :</h4>
            </div>
        <div class="fieldValue">
            <input type="text" name="LoanAmount" maxlength="60">
        </div>
        </div>
    </div>