Inspect HTML for Web-page description

When we are doing usability analysis of a web page, it is often convenient if not necessary to know what is the html and css form of the visual elements displayed on the page. This could be done by checking the page source code, but this solution is time consuming, since we have to do a logical match between the code and the element.
2 answers

Install the Firebug plugin

Install the Firebug, a Firefox plugin, which displays on the bottom of the page, the html format of the element over which the cursor is hold.

Making a Unix server graphic based

One way to solve this problem, is to directly install a desktop package by using the command line.

sudo apt-get install ubuntu-desktop

This can also go well, but by experience, most of the time, it is better to work within an interface for system administration for Unix. This interface can be provided by Webmin, which is web-based. How to prepare the system and install webmin can be found here: