Step 1: Google CSE for WordPress/Genesis Framework

google-cse-1.php

<?php
//* Do NOT include the opening php tag above

add_filter( 'genesis_search_form', 'rvam_search_form', 10, 4);
function rvam_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 method="get" class="searchform search-form" action="' . home_url() . '/search" >' . $label . '
	<input type="text" value="' . esc_attr( $search_text ) . '" name="q" class="s search-input"' . $onfocus . $onblur . ' />
	<input type="submit" class="searchsubmit search-submit" value="' . esc_attr( $button_text ) . '" />
	</form>';
	return $form;
}