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The marquee tag is a non-standard HTML element which causes text to scroll up, down, left or right automatically. The tag was first introduced in early versions of Microsoft's Internet Explorer, and was compared to Netscape's blink element, as a proprietary non-standard extension to the HTML standard with usability problems.
Carmack used these capabilities to create a buffer that is 64 pixels wider and taller than the screen, leaving room for two extra rows and columns of tiles in the buffer off the edge of the screen. He used the offset capabilities of the card to let the screen slide through the buffer for smooth scrolling, which partially reveals the extra tiles.
Sencha Touch leverages JavaScript to create most of the UI components and change CSS of DOM elements on the fly. With JavaScript Engines being more efficient and faster than before, web apps run almost as smooth as native apps.
Scrolling may take place in discrete increments (perhaps one or a few lines of text at a time), or continuously (smooth scrolling). Frame rate is the speed at which an entire image is redisplayed. It is related to scrolling in that changes to text and image position can only happen as often as the image can be redisplayed.
Examples of horizontal and vertical scrollbars around a text box Examples of vertical scrollbar at right end of Wikipedia home page. A scrollbar is an interaction technique or widget in which continuous text, pictures, or any other content can be scrolled in a predetermined direction (up, down, left, or right) on a computer display, window, or viewport so that all of the content can be viewed ...
The styles are applied when the user hovers their mouse pointer over the element. Unlike static CSS properties, the :hover pseudo-class targets an element only when a specific condition (hovering) is met. The styles are not applied at all times. The :hover pseudo-class can be applied to almost any HTML element.
Scrolling lists should not be used in article space. This includes reference lists , tables and lists of article content, image galleries , and image captions . This page in a nutshell: A scrolling list can be inserted into project pages, and other Wikipedia pages to make some text visible while hiding other text from that same list
For each skin, the user can make various choices regarding fonts, colors, positions of links in the margin, etc. CSS is specified with reference to selectors : HTML elements, classes, and ID's specified in the HTML code. Accordingly, what the possibilities are for each skin can be seen by looking at the HTML source code of a page, in particular ...