PHP 5

PHP is a programming language designed for creating web-based applications ran by a web server. It's newest edition, marked by the number 5, is a fully object-oriented language, thanks to which even most complex Internet portals, as well as intranet and extranet systems can be built. Thanks to new functions introduced in php5, using XML files and SOAP protocol is possible, communication with database is more efficient, and object-oriented techniques, which facilitate and quicken the creation and development of applications, can also be used.

MySQL

MySQL is a a relational database management system. It is currently the most popular engine for managing relational databases. Known and valued above all for its high efficiency and speed. It works great with Internet projects, but not only – it is also successfully implemented by many high-profile IT organizations like for example NASA.

Smarty

is an object-oriented script library used for making web template systems for PHP applications. It enables the separation of logic of applications (PHP) from its presentation layer (HTML). Thanks to Smarty, the (X)HTML structure of a document can be changed without altering the content intended to appear in a specific place. Because of this, different versions of a website composed of the same content can be created.

XHTML 1.1

or Extensible Hypertext Markup Language. It reforms the well-known principles of HTML 4, so that they become compliant with XML (Extensible Markup Language). XML draws its effectiveness and flexibility from SGML language (Standard Generalized Markup Language). Considering these advantages, XML leaves out many of the more complicated features of SGML language which accounted for making the process of designing websites more difficult and costly.

CSS

or Cascading Style Sheets, is a language defining style and graphic layout of HTML documents. CSS can set, for example, font color, size and style, margins, lines, heights and widths of pictures and backgrounds, advanced positioning and many more parameters.
Graphic layout may normally be defined via HTML. CSS, however, offers much more: it is more, sophisticated, precise and it's supported by the all of the most popular modern web browsers.
CSS lead to a revolution in the world of web design. Exemplary advantages of using CSS are:
• managing graphic layout of many documents from the level of one style sheet,
• more precise control over graphic design,
• using different graphic configurations, depending on type of medium being used (computer screen or printer),
• abundance of advanced and sophisticated techniques.