anchor.diff:        <div class="form-group">
           <label for="company" class="col-sm-4 control-label">1. Organization's Legal Name</label>
           <div class="col-sm-6">
  -          <input class="form-control" id="company" maxlength="40" name="company" size="20" type="text"  />
  +          <input class="form-control" id="company" maxlength="40" name="company" size="20" type="text" required="true"  />
           </div>
         </div>
   
         <div class="form-group">
           <label for="url" class="col-sm-4 control-label">2. Website</label>
           <div class="col-sm-6">
  -          <input class="form-control" id="URL" maxlength="80" name="URL" size="20" type="text" />
  +          <input class="form-control" id="URL" maxlength="80" name="URL" size="20" type="text" required="true"/>
           </div>
         </div>
   
         <div class="form-group">
           <label for="mission" class="col-sm-4 control-label">3. Mission of the organisation</label>
           <div class="col-sm-6">
  -          <textarea class="form-control" id="00N5C000004CE9a" name="00N5C000004CE9a" rows="5" type="text" wrap="soft" ></textarea>
  +          <textarea class="form-control" id="00N5C000004CE9a" name="00N5C000004CE9a" rows="5" type="text" wrap="soft" required="true"></textarea>
           </div>
         </div>
   
         <div class="form-group">
           <label for="reason" class="col-sm-4 control-label">4. Reason for joining DataCite</label>
           <div class="col-sm-6">
  -          <textarea class="form-control" id="00N5C000004CE9f" name="00N5C000004CE9f" rows="5" type="text" wrap="soft" ></textarea>
  +          <textarea class="form-control" id="00N5C000004CE9f" name="00N5C000004CE9f" rows="5" type="text" wrap="soft" required="true"></textarea>
           </div>
         </div>
   
         <div class="form-group">
           <label for="assign" class="col-sm-4 control-label">5. Does your organization plan to assign DOIs?</label>
           <div class="col-sm-6">
  -          <input class="form-control" id="00N5C000004CE9k" name="00N5C000004CE9k" type="checkbox" value="1" />
  +          <input class="form-control" id="00N5C000004CE9k" name="00N5C000004CE9k" type="checkbox" value="1" required="true"/>
           </div>
         </div>
   
         <div class="form-group">
           <label for="tax-status" class="col-sm-4 control-label">6. What is the tax status of your organization?</label>
           <div class="col-sm-6">
  -          <select class="form-control" id="00N5C000004CE9p" name="00N5C000004CE9p" title="Tax Status" >
  +          <select class="form-control" id="00N5C000004CE9p" name="00N5C000004CE9p" title="Tax Status" required="true">
               <option value="">--None--</option>
               <option value="Non-profit">Non-profit</option>
               <option value="For-profit">For-profit</option>
  
positive.code:       <div class="form-group">
          <label for="revenue" class="col-sm-4 control-label">7. If you are a for-profit organization, what is your annual revenue?</label>
          <div class="col-sm-6">
            <select class="form-control" id="00N5C000004CE9u" name="00N5C000004CE9u" title="Annual Revenue (For-profit)" >
              <option value="">--None--</option>
              <option value="&gt;1,000,000€">&gt;1,000,000€</option>
              <option value="&lt;1,000,000€">&lt;1,000,000€</option>
  
negative.code:       <div class="form-group">
          <label for="street" class="col-sm-4 control-label">12. Street</label>
          <div class="col-sm-6">
            <textarea class="form-control" name="street" required="true"></textarea>
          </div>
        </div>
  
        <div class="form-group">
          <label for="city" class="col-sm-4 control-label">13. City</label>
          <div class="col-sm-6">
            <input class="form-control" id="city" maxlength="40" name="city" size="20" type="text" required="true"/>
          </div>
        </div>
  
        <div class="form-group">
          <label for="state" class="col-sm-4 control-label">14. State/Province</label>
          <div class="col-sm-6">
            <input class="form-control" id="state" maxlength="20" name="state" size="20" type="text" required="true"/>
          </div>
        </div>
  
        <div class="form-group">
          <label for="zip" class="col-sm-4 control-label">15. Zip/Postal Code</label>
          <div class="col-sm-6">
            <input class="form-control" id="zip" maxlength="20" name="zip" size="20" type="text" required="true"/>
          </div>
        </div>
  
        <div class="form-group">
          <label for="country" class="col-sm-4 control-label">16. Country</label>
          <div class="col-sm-6">
            <input class="form-control" id="country" maxlength="40" name="country" size="20" type="text" required="true"/>
          </div>
        </div>
        
  