Drupal Search field tweaks

This CodeLet tweaks the way the search field is displayed in search block. It adds an image button instead of normal submit button.

Drupal Search field tweaks | Druapl Developer
CodeLet: 

<?php

/**
* @file
*
* Tweaks the search feature and search fields
*
* @author DrupalD
*
*/

/**
* Implementation of hook_form_FORM_ID_alter
*
* @param $form
* @param $form_state
* @author DrupalD
*/
function search_tweak_form_search_theme_form_alter(&$form, $form_state) {
$form['submit']['#type'] = 'image_button';
$form['submit']['#src'] = drupal_get_path('module', 'search_tweak') .'/search.png';
}
?>

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