Conditionally Change Textarea Sanitation in Options Framewor

/*
 * Conditionally Change Textarea Sanitation in Options Framework Plugin
 * essentially removes sanitization from textarea that was setup with id = "example_textarea"
 * to be placed in your theme's functions.php
 */

// @ remove the default sanitize filter and replace with our own
//   the key turned out to be passing the second variable $option to the new filter
add_action('init','kia_remove_sanitize_textarea');

function kia_remove_sanitize_textarea(){
    remove_filter( 'of_sanitize_textarea', 'of_sanitize_textarea' );
    add_filter( 'of_sanitize_textarea', 'kia_sanitize_textarea', 10, 2 );
}

// @ new textarea sanitization filter
function kia_sanitize_textarea($input, $option){

    // if this option is the one we want to allow all tags on, we return the input unchanged
    if( $option['id'] == "example_textarea" ) {
        // you sure you don't want to sanitize this?
        $output = $input;
    } else {
        global $allowedposttags;
        $output = wp_kses( $input, $allowedposttags);
    }
    return $output;
}