Make file-selector.js inline call conditional

templates/post_form.html

@@ -148,7 +148,10 @@
                        <td class="upload-area">
 				<input type="file" name="file" id="upload_file">
 
+				{% if 'js/file-selector.js' in config.additional_javascript %}
 				<script type="text/javascript">if (typeof init_file_selector !== 'undefined') init_file_selector({{ config.max_images }});</script>
+				{% endif %}
+
 
 				{% if config.allow_upload_by_url %}
 					<div style="float:none;text-align:left" id="upload_url">