select image to insert tinymce

tinyMCE.init({
            // General options
            mode: "textareas",
            theme: "advanced",
            plugins: "autolink,lists,pagebreak,style,layer,table,save,advhr,advimage,advlink,emotions,iespell,inlinepopups,insertdatetime,preview,media,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable,visualchars,nonbreaking,xhtmlxtras,template,wordcount,advlist,autosave,visualblocks",
            // Theme options
            theme_advanced_buttons1: "|,bold,italic,underline,strikethrough,|,justifyleft,justifycenter,justifyright,justifyfull,styleselect,formatselect,fontselect,fontsizeselect",
            theme_advanced_buttons2: "cut,copy,paste,pastetext,pasteword,|,search,replace,|,bullist,numlist,|,outdent,indent,blockquote,|,undo,redo,|,link,unlink,anchor,image,cleanup,help,code,|,insertdate,inserttime,preview,|,forecolor,backcolor",
            theme_advanced_buttons3: "tablecontrols,|,hr,removeformat,visualaid,|,sub,sup,|,charmap,emotions,iespell,media,advhr,|,print,|,ltr,rtl,|,fullscreen",
            theme_advanced_buttons4: "insertlayer,moveforward,movebackward,absolute,|,styleprops,|,cite,abbr,acronym,del,ins,attribs,|,visualchars,nonbreaking,template,pagebreak,restoredraft,visualblocks",
            theme_advanced_toolbar_location: "top",
            theme_advanced_toolbar_align: "left",
            theme_advanced_statusbar_location: "bottom",
            theme_advanced_resizing: true,
            // Example content CSS (should be your site CSS)
            content_css: "css/content.css",
            // Drop lists for link/image/media/template dialogs
            template_external_list_url: "lists/template_list.js",
            external_link_list_url: "lists/link_list.js",
            external_image_list_url: "/ajax/am/get-list-image.js",
            media_external_list_url: "lists/media_list.js",
            // Style formats
            style_formats: [
                {title: 'Bold text', inline: 'b'},
                {title: 'Red text', inline: 'span', styles: {color: '#ff0000'}},
                {title: 'Red header', block: 'h1', styles: {color: '#ff0000'}},
                {title: 'Example 1', inline: 'span', classes: 'example1'},
                {title: 'Example 2', inline: 'span', classes: 'example2'},
                {title: 'Table styles'},
                {title: 'Table row 1', selector: 'tr', classes: 'tablerow1'}
            ],
//            document_base_url: "/static/image/product/",
convert_urls: false,
            height: 450,
            width: 730
        });

/ajax/am/get-list-image.js

var tinyMCEImageList = new Array(
["/static/image/product/338.jpg", "/static/image/product/338.jpg"],
["/static/image/product/339.jpg", "/static/image/product/339.jpg"],
["/static/image/product/thumb_645.jpg", "/static/image/product/thumb_645.jpg"],
["thumb_646.jpg", "/static/image/product/thumb/thumb_646.jpg"]);








 get-list-image.php ( PHP script text )


<?php

// You can't simply echo everything right away because we need to set some headers first!
$output = ''; // Here we buffer the JavaScript code we want to send to the browser.
$delimiter = "\n"; // for eye candy... code gets new lines
$output .= 'var tinyMCEImageList = new Array(';

$directory = APPLICATION_PATH . "/static/image/product"; // Use your correct (relative!) path here

function dirToArray($dir) {

    $result = array();

    $cdir = scandir($dir);
    foreach ($cdir as $key => $value) {
        if (!in_array($value, array(".", ".."))) {
            if (is_dir($dir . DIRECTORY_SEPARATOR . $value)) {
                $result[$value] = dirToArray($dir . DIRECTORY_SEPARATOR . $value);
            } else {
                $result[] = $value;
            }
        }
    }

    return $result;
}

$list_image = (dirToArray($directory));
//foreach ($list_image as $image) {
////    echo $image."<br/>";
//    $output .= $delimiter
//            . '["'
//            . $image
//            . '", "'
//            . '\static\image\product\\thumb' . $image
//            . '"],';
//}
$total = count($list_image);
for ($i = 0; $i < $total - 1; $i++) {
    $output .= $delimiter
            . '["'
            . '/static/image/product/'. $list_image[$i]
            . '", "'
            . '/static/image/product/'. $list_image[$i]
            . '"],';
}
$output .= $delimiter
        . '["'
        . $list_image[$total - 1]
        . '", "'
        . '/static/image/product/thumb/' . $list_image[$total - 1]
        . '"]';
// Finish code: end of array definition. Now we have the JavaScript code ready!
$output .= ');';

// Make output a real JavaScript file!
header('Content-type: text/javascript'); // browser will now recognize the file as a valid JS file
// prevent browser from caching
header('pragma: no-cache');
header('expires: 0'); // i.e. contents have already expired
// Now we can send data to the browser because all headers have been set!
echo $output;