PERFECTPC.ES

Apache has been the most popular web server on the Internet since April 1996.

CentOS is an Enterprise-class Linux Distribution derived from sources freely provided to the public by a prominent North American Enterprise Linux vendor. CentOS conforms fully with the upstream vendors redistribution policy and aims to be 100% binary compatible.

The website contains Adobe Flash content embeded without the use of JavaScript.

Changes effected Flash content in Internet Explorer - this library fixes them.

The description attribute provides a concise explanation of the page content.

Meta tag containing keywords related to the page.

Several search engines use this meta tag to find out when they should revisit a certain page.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML

JavaScript is a scripting language most often used for client-side web development. Its proper name is ECMAScript, though "JavaScript" is much more commonly used. The website uses JavaScript.