Speeding up Firefox 3

1. Type “about:config” into the Firefox address bar and hit Enter.

2. Alter the following entries like so:

Set “network.http.pipelining” to “true”
Set “network.http.proxy.pipelining” to “true”
Set “network.http.pipelining.maxrequests” to "30"

3. Right-click within the browser and select New-> Integer.

Name it “nglayout.initialpaint.delay” and set its value to “0".

For more info check out this site.