6.3. Code and Code Explanation
6.3.1. Main Interface
<div class="datagrid" id="file_datagrid"></div>
img tags will display the action icons on the page which users will be able to click to download the selected file or open a directory, create a new directory, upload a file, and rename and delete entries. They aren't surrounded by a tags as I will be assigning onclick handlers to turn them into clickable elements. Instead, they will be assigned appropriate ids.
<img src="img/open.gif" id="btn_open" title="Download/Open" alt="Download/Open"/> ...