Introduction to HTML5. This simple tutorial is for Newbies/Beginners, who are just starting off with HTML5.
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Cut & Paste Random motivational quotes
Description: This script displays a random motivational quote on your site, out of 30.
The quotes are contained inside a separate JavaScript file, making any
updates to the quotes instantly reflected on all pages that contains the
quote script. Lift the spirits of your visitors with this script...they
deserve it!
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Understanding the two methods of the Math object required to create a random engine
While it is safe for us to ditch the philosopher, it's not exactly
wise to do the same with the mathematician. Mathematics play a pivital
role in JavaScript when creating a random engine, in the form of the
Math object.
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Randomizing the display order of content using JavaScript
HTML demands that content be displayed either
sequentially, or at least in some static order inside the webpage. Using
JavaScript, we can jiggle things up, and display pieces of content that
randomly interchange order. The result is a group of content that
randomly changes display position each time the page is loaded, allowing
each of them to receive equal attention from viewers.
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Determining JavaScript cookie support in client's browser
If your script relies on JavaScript cookies to persist and store
information for retrieval later, it's good practice to always make sure
that the user's browser supports cookies first. This includes whether
the browser has cookies enabled (an option in most browsers). Depending
on your situation you can then either remind the user to enable cookies,
or create code to handle these cases silently.
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Restricting access of JavaScript libraries to designated domains
JavaScript libraries allow us to separate script from page, so multiple pages can all utilize the same script simply by linking to it:
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Dynamically loading an external JavaScript or CSS file
The conventional way to loading external JavaScript (ie:
.js) and CSS (ie: .css) files on a page is to stick a reference to them in the HEAD section of your page, for example:
