gistfile1.txt

<?php
function icrs_registration_register_form($form, &$form_state) {
  $form['heading'] = array(
    '#type' => 'markup',
    '#markup' => '<h2>' . t('Clinic Details') . '</h2>',
  );

  $form['clinic_postal_code_label'] = array(
    '#markup' => '<span class="outer-label">' . t('Clinic Postal Code') . '</span>',
  );

  $form['clinic_postal_code_lookup'] = array(
    '#type' => 'textfield',
    '#title' => t('Postal Code'),
  );

  // Submit.
  $form['actions']['search'] = array(
    '#type' => 'button',
    '#value' => t('Search'),
    '#attributes' => array(
      'class' => array(
        'icrs-primary-button',
      ),
    ),
    '#ajax' => array(
      'event'=> 'click',    
      'callback' => 'ajax_postal_code_lookup',
      'wrapper' => array('results', 'add-new-clinic'),
      'method' => 'replace',
      // 'progress' => array('type' => 'none'),
      ),    
  );

  //replace_div_1
  $form['results'] = array(
    '#type' => 'item',
    '#prefix' => '<div id="results">',
    '#suffix' => '</div>',
  );

  // replace_div_2
  $form['add_new_clinic'] = array(
    '#type' => 'item',
    // '#title' => t("My conditional field two"),
    '#prefix' => '<div id="add-new-clinic">',
    '#suffix' => '</div>',
  );

  $form['#attached']['js'] = array(
    drupal_get_path('module', 'icrs_registration') . '/js/postal_code.js',
  );

  return $form;
}

function ajax_postal_code_lookup($form, &$form_state) {
  // Init vars.
  $params = '';
  $variables = array();

  // Set values.
  $params = array(
    'postalCode' => $form_state['values']['clinic_postal_code_lookup'],
    );

  // Make call to web service.
  $response = sti_restful_clinic_search($params);

  // If response is OK.
  if ($response['status'] === 200) {
    $variables = array(
      'results' => $response['data'],
      'text' => t('Not your clinic?'),
      'add_new_clinic' => l(t('Add New Clinic'), 'clinic-register', array(
        'attributes' => array(
          'class' => 
            'icrs-secondary-button',
            )
          )
        ),
      );

    $form['results'] = theme('icrs_registration_postal_code_lookup_results', $variables);
    $form['add_new_clinic'] = '';
    
    return array(
      '#type' => 'ajax',
      '#commands' => array(
        ajax_command_replace("#results", render($form['results'])),
        ajax_command_replace("#add-new-clinic", render($form['add_new_clinic']))
      )
    );
  }
  // If there are no clinic results found.
  elseif ($response['status'] != 200) {
    $variables = array(
      'no_clinic_results' => TRUE,
      'text' => t('No matching clinic found!'),
      'add_new_clinic' => l(t('Add New Clinic'), 'clinic-register', array(
        'attributes' => array(
          'class' => 
            'icrs-secondary-button',
            )
          )
        ),
      );

    $form['results'] = '';
    $form['add_new_clinic'] = theme('icrs_registration_postal_code_lookup_results', $variables);
    
    return array(
      '#type' => 'ajax',
      '#commands' => array(
        ajax_command_replace("#results", render($form['results'])),
        ajax_command_replace("#add-new-clinic", render($form['add_new_clinic']))
      )
    );
  }
}

gistfile2.txt

// Works on jsfiddle
// http://jsfiddle.net/z492b657/14/

// // Jquery wrapper for drupal to avoid conflicts between libraries.
// (function ($) {
//   // Jquery onload function.
//   // Add class
//   $(document).ready(function() {
// 		$('.clinic-results').change(function() {
// 			$('.set-as-my-clinic').attr("href", "/icrs/user-registration?id=" + $(this).val());
// 		});
//   });
// })(jQuery);

jQuery(function($) {
	// console.log('foo');
  $('.clinic-results').change(function() {
    $('.set-as-my-clinic').attr("href", "/icrs/user-registration?id=" + $(this).val());
  });
});

gistfile3.txt

<?php
/**
 * @file
 * Template for remove medication confirmation modal.
 */

?>
<?php if (!empty($no_clinic_results)) : ?>
	<div class="clinic-results-wrapper">
		<div class="clinic-results-contents">
			<span class="clinic-results-items">
				<?php print $text; ?>
			</span>
		</div>
		<div class="clinic-results-button">
			<?php print $add_new_clinic; ?>
		</div>	
	</div>



<?php else: ?>
	<div class="clinic-results-wrapper">
		<div class="clinic-results-contents">
			<span class="clinic-results-items">
				<form action="">
				
					<?php foreach($results['entityLocation'] as $key=>$value): ?>
						<div>
							<input id="clinic-<?php print $value['id']; ?>" class="clinic-results" type="radio" value="<?php print $value['id']; ?>" name="clinic-results"><?php print $value['name']; ?>, <?php print $value['province']; ?>, <?php print $value['postalCode']; ?>
						</div>
					<?php endforeach; ?>
				
				</form>
			</span>
		</div>
			<div class="clinic-results-button">
				<a class="icrs-primary-button set-as-my-clinic" href="/icrs/user-register"><?php print t('Set As My Clinic'); ?></a>
			</div>
	</div>

	<div class="clinic-results-wrapper">
		<div class="clinic-results-contents">
			<span class="clinic-results-items">
				<?php print $text; ?>
			</span>
		</div>
		<div class="clinic-results-button">
			<?php print $add_new_clinic; ?>
		</div>	
	</div>
<?php endif; ?>