508 compliant Genesis search form

custom-genesis-search-form.php

<?php
//* Do NOT include the opening php tag
 
//* Alter the Genesis Search for so that we can change the destination page and our querystring parameter.
add_filter( 'genesis_search_form', 'b3m_search_form', 10, 4);
function b3m_search_form( $form, $search_text, $button_text, $label ) {
 
	$onfocus = " onfocus=\"if (this.value == '$search_text') {this.value = '';}\"";
	$onblur = " onblur=\"if (this.value == '') {this.value = '$search_text';}\"";
	$form = '<form role="search" method="get" class="searchform search-form" action="' . home_url() . '/search">
		<label class="search-form-label screen-reader-text" for="q">Search this website</label>
		<input type="text" value="' . esc_attr( $search_text ) . '" name="q" id="q" class="s search-input"' . $onfocus . $onblur . ' />
		<input type="submit" class="searchsubmit search-submit" value="' . esc_attr( $button_text ) . '" />
		</form>';

	return $form;
 
}

Thank you for this!