I was going to suggest the yslow plugin for firefox. It can very easily illustrate whether website slowness is related to DNS, HTTP, network connection speed, or rendering (these functions are provided via firebug) and then make suggestions for how to improve the coding of the site to reduce delays due to these factors (this is the yslow portion). --Blake James Hogarth wrote: > > The Google/yahoo site test tools and firebug are great for diagnosing > site responsiveness issues too... >