Firebug monitors network conditions
Firebug can monitor the loading time of each file in the web page.
Open Firebug. Click "Network", then make sure it is enabled and reload the current page. The Firebug display looks like this:
Firebug can monitor the loading time of each file in the web page.
Open Firebug. Click "Network", then make sure it is enabled and reload the current page. The Firebug display looks like this: