dynmap/web/config.js

var config = {
        tileUrl:     'tiles/',
        updateUrl:   'up/',                                   // For Apache and lighttpd
//      updateUrl:   'up.php?path=',                          // For Apache and lighttpd without ability to natively proxy
//      updateUrl:   'up.aspx?path=',                         // For IIS
//      configurationUrl: 'standalone/dynmap_config.json',    // For some standalone setups.
		tileWidth: 128,
		tileHeight: 128
};