Whatever the site, without which it certainly cannot do, is without a menu. And often on one site there are several menus at once – for the main and additional navigation. To make the menu for the site right, it is important to consider the features of the type of this site, its theme, volume, etc.
On different sites, the menu is implemented in different ways: somewhere it’s the usual vertical or horizontal text menu, and somewhere it’s a non-standard flash menu or a menu in pictures. Factors affecting the choice of a solution are very diverse. For example, always more importance is attached to the availability of the menu under different conditions of use of the site. Continue reading
Learning scripting languages alone does not make sense, because they are closely related to the browser object model and, in fact, most scripts simply set the corresponding properties of objects or call their Continue reading
The JPEG compression process consists of several steps. In the first step, the image is converted from the RGB color space to the YUV space, based on the brightness and color characteristics. All further work is done precisely with this color space, which, due to some of its characteristics, allows us to obtain such large degrees of compression.
What is so unusual about YUV color representation compared to RGB? And the fact that it is closest to the “natural”, that which a person unconsciously performs. The Y component, or brightness, is closely related to picture quality. More precisely, Y – this is the picture, only black and white. Components U and Continue reading