string to image

ticketview.php

<h2><?php echo __('Reset Password')?></h2>
<?php 
    echo $this->Form->create(
        'User', array('url'=> array(
            'controller' => 'users',
            'action' =>'resetPassword')));
    echo $this->Form->input(
        'text', array(
            'label' => 'Email',
            'id' => 'emailresetpassword',
            'name' => 'email'));
    echo $this->Form->end(__('Reset Password'));
?>
testing image:
<?php
header('Content-Type: image/png');
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  'A Simple Text String', $text_color);

// Set the content type header - in this case image/jpeg
//imagepng($im);
//imagedestroy($im);
// Output the image
?>
<img><?php imagepng($im)?></img> 

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