This setup allows me to minimize mouse movement when buffing. The spell cast window and hot button window are the same height and placed side by side in my setup. Hot button 1 is set up with the /rtarget command. To the right of the hot buttons the primary, range and inventory bags are available.
Want to customize the inventory items yourself? Try the castertoolkit >> http://www.eqinterface.com/sdownload/fileinfo.php?s=&id=2397