type attribute for event (JavaScript 1.0)

The details element represents a disclosure widget from which the user can obtain additional information or controls. However, the details element is not appropriate for footnotes.

Prompt box used for taking input from user. If you click on ok button then it return input value else it return null

CSS3 animations make it possible to animate transitions from one CSS style configuration to another. Animations consist of two components: A style describing the animation and a set of keyframes that indicate the start and end states of the animation's CSS style, as well as possible intermediate waypoints along the way.

Table layout styled with CSS attributes and managed by HTML class attribute.

The jQuery load method is a simple to use AJAX (Asynchronous JavaScript and XML.) function. That enables you to load ajax content with one line of code. AJAX is a technique for creating better and more interactive web applications and we at webgrid.com are using ajax with jQuery alot to make this web page better!

JavaScript is a client side scripting language that can make your webpage intaractive and JavaScript can be embbeded into your static HTML webpage directly.

CSS is the acronym for: ‘Cascading Style Sheets’. CSS is an extension to basic HTML that allows you to style your web pages.

In this example the inline display is used to merge the two paragraphs of example text together.

In JavaScript there are functions that can be used to URL encode a string. In JavaScript you can use the encodeURI function

Using the css property we can get the simple CSS property value of an attribute.

In this example, a hyperlink with a destination of "#" is set to display different colouring for different properties.

Think of a combination of an input text element and selection list. Typically used where there is the likelihood of a visitor entering a value of other (not one of the items in the list).

Extend the standard HTML element styles by CSS.

The CSS3 border-radius property allows web developers to easily utilise rounder corners in their design elements, without the need for corner images or the use of multiple div tags or JavaScript.

CSS3 transform property allows us to scale, rotate, spin, stretch, and turn elements.

The contents are interpreted as text only; HTML markup is ignored. The user can type (theoretically) unlimited amounts of text into the textarea field. In reality the browser sets the limit.

With absolute positioning, an element can be placed anywhere on a page. In this example the heading has been placed 100px from the left of the page and 150px from the top of the page. It will remain in this position.

By extending jQuery, you create reusable components that can be used on any web page. Your code is encapsulated and there is less risk that you will use the same function names elsewhere.

A JavaScript can be a small, embedded program that can add interactivity to your website. For example, a script could generate a pop-up alert box message.

CSS3 allows user to use the font that are even not installed on his/her own computer. The fonts that that resides on the server can be used by CSS3 @font-face.

Now HTML 5 came up with a Drag and Drop (DnD) API that brings native DnD support to the browser making it much easier to code up. HTML 5 DnD is supported by all the major browsers like Chrome, Firefox 3.5 and Safari.

This example uses an Internal CSS Style Sheet to make the heading centred, along with the main text. It moves the example date to the right hand side.

With jQuery, you can hide and show HTML elements with the hide and show methods

The <source> tag is used to specify multiple media resources for media elements, such as <video> and <audio>. The <source> tag allows you to specify alternative video/audio files which the browser may choose from, based on its media type or codec support.

jQuery selectors allows us to select HTML elements and manipute them as a group or as a single object. In jQuery it's common that selectors start with dollar sign and parentheses. Syntax:- $.(selector).methodName();

In this example two lines of text have been bordered using thick and medium widths. They have a "border-style" of "solid" to ensure the borders display correctly.

In this example, four thumbnails are floating below heading. Try to resize the browser window to see how the float to the right.

jQuery is a very powerful tool which provides a variety of traversal methods to help us select elements in a document randomly as well as in sequential method. In other words, we can say that most of the traversing methods are used to find elements from the documents.

Javascript Events are the actions which are detected by the javascript when they are fired.

The HTML5 <video> element also has methods, properties, and events and methods for playing, pausing, and loading, for example. Properties (e.g. duration, volume, seeking) that you can read or set. There are also DOM events that can notify you, for example, when the <video> element begins to play, is paused, is ended, etc.

Shows how to set text colors on different elements.

jQuery is a cross-browser JavaScript library designed to simplify the client-side scripting of HTML. jQuery is an open source JavaScript library that simplifies the interactions between an HTML document, or more precisely the Document Object Model (DOM), and JavaScript.

jQuery animate method is very powerful API to manipulate html elements and add animation functionality. The use of animate function is very simple.

In addition to setting a style for a HTML element, CSS allows you to specify your own selectors called "id" and "class". "id" and "class" are attributes to most HTML elements.

The <script> tag is used to define a client-side script, such as a JavaScript. The script element either contains scripting statements or it points to an external script file through the src attribute.

jQuery.support is a collection of properties that represent the presence of different browser features or bugs. Primarily intended for jQuery's internal use; specific properties may be removed when they are no longer needed internally to improve page startup performance.

Introduction to jQuery and how to attach a handler to one or more events for all elements that match the selector.

JavaScript setTimeout function provides the functionality to execute the specified function after the sepcified number of milliseconds. Using the JavaScript setTimeout function you can set the delay before function execution.

JavaScript clearTimeout function enables you to stop the timer event started by the JavaScript setTimeout function. When you apply the setTimeout function using a recursive loop over the JavaScript function by specifying the time delay then it calls the function continuously after equal intervals of time.

Some of the most basic components we can manipulate when it comes to DOM elements are the properties and attributes assigned to those elements

This example sets the main background to blue, and the background of heading 1 to green. This is set using an internal Style Sheet.

Cookies are stored by the web browser. They allow you to store particular information about a user and retrieve it every time they visit your pages. Each user has their own unique set of cookies

The switch statement is used to select one statement from the many blocks. This is used on place of nested if…else. If there are number of if..else statements then we should use switch.

jQuery provides methods to manipulate documents in efficient way. You do not need to write big code to modify the value of any element's attribute or to extract HTML code from a paragraph or division.

The <audio> tag defines sound, such as music or other audio streams. Tip: Any text inside the between <audio> and </audio> will be displayed in browsers that do not support audio.

jQuery AJAX life cycle demonstration. This is a demonstration of the methods ajaxStart, ajaxSend, ajaxComplete, ajaxStop, and ajaxSuccess that are triggered when load method is called.

JavaScript statement is a command that tells a browser to tell what to do. JavaScript statements is a instruction to browser and the statements are executed sequentially.

JavaScript validation are client side scrips that is used to reduce the server load because all validation are check on client browser. This example has a required validation on the input box.

A function in Javascript is a group of statement that is executed when it's triggered. A function can be called from anywhere within the page. As it is the part of javascript it is defined under the <script> tag.

JavaScript "==" is equal to operator.

Javascript variables is a key to an object of data. Variable is defined using 'var' keyword and JavaScript variables are case sensetive, so 'key' and 'Key' are two different variables.

jQuery ajaxStart and ajaxComplete are two functions are very useful to show the graphics while the data is loading from server. The ajaxStart method works while the server fullfilling the service asked to it. The ajaxComplete method is called when the server fulfilled the request.

Arithmatic operators are used to perform operations on the numbers.

JavaScript if…else is a conditional statement that is used to check wether a condition is true or false to take a decision.

There are some guidelines which must be remembered while coding in javascript. 1) Javascript is case-sensitive language. 2) JavaScript ignores extra white spaces. 3) You can break the line of code.

An object is an entity which can have properties, events and methods. This example creates a simple string holding the text 'hello world'. Some Standard Objects that are part of the JavaScript are 'String','Date','Array','Boolean','Array','Math' and 'RegExp'.

Javascripts loops are similar to other programming languages. Loops allows us to execute a block of statements to the specified number of times.

Javascript Try…catch statement to check if there is errors in a block of code.

This allows us to animated the element movement infinitly.

Drag and Drop magic with HTML5 using an image to drag back and forth between four <div> elements.

These events are fired when a web page is loaded to browser and when user leaves the page.

The jQuery toggle method toggles the visibility of HTML elements using the show or hide methods. Shown elements are hidden and hidden elements are shown. The speed parameter can take the following values: "slow", "fast", "normal", or milliseconds.

CSS3 transitions are effects that let an element gradually change from one style to another. To do this, you must specify the effect and the duration.

The HTML div element is a block level element used for grouping HTML elements.

Triggers whenever you Select/Highlight some text within textbox or textarea.

The summary element represents a summary, caption, or legend for the rest of the contents of the summary element's parent details element, if any.

The HTML <keygen> tag is used for generating a key pair. When the control's form is submitted, the private key is stored in the local keystore, and the public key is packaged and sent to the server.

CSS3 allows user to use the font that are even not installed on his/her own computer. The fonts that that resides on the server can be used by CSS3 @font-face.

JavaScript clearInterval function enables you to stop the timer event started by the JavaScript setIntterval function. When you apply the setInterval function a JavaScript function by specifying the time interval then it calls the function continuously after equal intervals of time.

jQuery allows to change the multiple CSS properties value at once.

Example form using <legend> and <fieldset> to make the form layout fancy.

This HTML element specifies an input control for a form. The type of input is set by the type attribute and can be a variety of different types. (See Advanced HTML for more information about the different input types)

jQuery events can be used to register behaviors to take effect when the user interacts with the browser, and to further manipulate those registered behaviors.

JavaScript validation are client side scrips that is used to reduce the server load because all validation are check on client browser. This example validates numeric characters on the input.

This allows us to move the animated element to move from one place to another.

Jquery traversing methods can be used to locate all the descendent elements of a particular type of elements.

This event are fired when a key is pressed. IE 8 and earlier use event.keyCode to retrieve the key that was pressed down, while Firefox/Chrome/Safari/Opera use event.which.

CSS3 transitions provide a way to control the speed of animation changes to CSS properties. Instead of having the animation changes take effect instantly, you can transition the property changes over a specified time period.

JavaScript setInterval function provides the functionality to execute the specified function after the sepcified time interval in milliseconds. Using the JavaScript setInterval function you can set the time interval to call a function again and again.

Javascript Try…catch statement to check if there is errors in a block of code.

This example uses a basic internal CSS Style Sheet sets the page background to green (#9AFE2E), and then we add CSS attributes for <h1> and <p> tags.

Here in a text box the timer is display on "start count" button click and stop on "start count " click

Form containing two radio buttons and two checkboxes. Note: The name attribute is used to group the radio buttons and checkboxes into groups.

Unordered or ordered lists can be arranged in two, three, or more columns using nothing more than css. We force the list to break at the right point. If We want two columns, you need to float the list items left and set them at 50% width and for three columns would require a width of 33% and floated left, four would be 25% and so on.

This animation allows to add time to animation effect.

JavaScript validation are client side scrips that is used to reduce the server load because all validation are check on client browser. This example validates the input matches a valid e-mail address with a regular expression.

The jQuery slideUp and slideDown methods gradually change the height of the selected elements.

Perform a calculation and show the result in an <output> element

The jQuery nth-child is used to select all elements that are ntg-child of of their parent. The nth-child(n) is “1-indexed”, meaning the “n” is counting starts at 1. Because jQuery's implementation of :nth-child(n) is strictly derived from the CSS specification, the value of n is "1-indexed", meaning that the counting starts at 1. For all other selector expressions, however, jQuery follows JavaScript's "0-indexed" counting.

JavaScript validation are client side scrips that is used to reduce the server load because all validation are check on client browser. This example validates alphabetic characters on the input

Create a new window and move new browser window.

HTML script tag is used to define an section with javascript. In our example we have created two javascript function in the header. Note that each link shows a different way of calling the function.

jQuery mouse events are events that have to do with actions of the mouse. These can be a click, double-click, mouse down and more. Mouse events can be used in two different ways.

CSS pseudo-classes are used to add special effects to some selectors.

Using jquery manipulation methods, we can replace elements with another elements.

The jQuery fade methods gradually change the opacity for selected elements.

jQuery provides methods to manipulate documents in efficient way. Using jquery manipulation methods, we can insert element in given document. Like here we add a new element before the blue square.

jQuery Animate can function supports animation in different directions

Register a handler with jQuery to be called when Ajax requests complete with an error. Whenever an Ajax request completes with an error, jQuery triggers the ajaxError event. Any and all handlers that have been registered with the .ajaxError() method are executed at this time.

The HTML div element is a block level element is also nice to use for positioning around on the web page. In this example were two small boxes is position relative to the larger box.

he <noscript> tag is used to provide an alternate content for users that have disabled scripts in their browser or have a browser that doesn’t support client-side scripting. The noscript element can contain all the elements that you can find inside the body element of a normal HTML page. The content inside the noscript element will only be displayed if scripts are not supported, or are disabled in the user’s browser:

CSS Transforms offers you the possibility to scale, rotate, reposition and skew an element through CSS. We can now combine this with CSS Transitions to create a nice example that will both scale and rotate an element when hovered

The switch statement is used to select one statement from the many blocks. This is used on place of nested if…else. If there are number of if..else statements then we should use switch.

By using the style element you can map CSS attributes to class attribute used on HTML elements. For advanced examples on this topic please see advanced HTML.

jQuery.browser contains flags for the useragent, read from navigator.userAgent. We recommend against using this property; please try to use feature detection instead (see jQuery.support). jQuery.browser may be moved to a plugin in a future release of jQuery.

The jQuery animate method has a complete method we can supply with callback function that is fired once the animation is complete. This can be useful for stringing different animations together in sequence like this example.

This example uses "z-index:100" to place an image above the text. Try to change z-index to -1 and see the image fall behind the text.

This will make a red dashed border around all HTML primary headers (H1)

With jQuery you select (query) HTML elements and perform "actions" on them. The jQuery syntax is tailor made for selecting HTML elements and perform some action on the element(s) or attributes to element(s)

It is possible to add more than one class to an HTML element. Classes are written within the same attribute, with spaces separating each class. The advantage of multiple classes is that you can write a CSS rule to select either of the classes – and they both affect the same element.

Password Field <input type="password" /> defines a password field:

JavaScript event that triggers when object gets focus.

Use CSS to set the font of a text

This example shows you three lines of text, two controlled by a class. Each class has a different font applied. The fonts are applied using an internal Style Sheet. The "Example Fonts" is using a simple <h1> tag.

A function can take arguments whenever it is called. When arguments are passed on calling of function, the fuction is called 'function with arguments'. When a funtion does not take any argument function is called 'function without argument'. A function can return a value using the keyword 'return'.

This example two lines of text have been bordered using red and green colouring. They have a "border-style" of "solid" to ensure the borders display correctly. Without setting the style, the color change will not work.

This example shows you how to use an internal CSS StyleSheet to apply margin options. The top line has no margin, whereas the second line of text has a margin on both sides of 50px.

The Frame and Iframe represents html frame and iframe respectively.This DOM object has all the properties that a HTML element has. We can change these properties using javascript.

screen object gives your browser screen information like width,height,color depth.

This example shows you how to use an internal CSS Style Sheet to apply padding options. The top line of text has no padding, whereas the second line of text has 25px padding at the top and bottom, and 50px padding on either side.

The CSS inline-block for the display property it’s a way to make elements inline, but preserving their block capabilities such as setting width and height, top and bottom margins and paddings.

These are used to apply the properties on the elements that are either enable or disable.

CSS3 allows user to use the font that are even not installed on his/her own computer. The fonts that that resides on the server can be used by CSS3 @font-face.

Opens a dialog window for printing the current web page.

JavaScript random method returns a random number between 0 and 1.

To have the effect for bottom text we have created a master container where the position to all child elements position is relative to the master container. And we used a child container with a absolute position to bottom and left for the master container.

jQuery animate also support different properties and multiple unit types within one animation.

Using jQuery manipulation methods, we can remove elements.

The HTML head Element The head element is a container for all the head elements. Elements inside <head> can include scripts, instruct the browser where to find style sheets, provide meta information, and more. The following tags can be added to the head section: <title>, <base>, <link>, <meta>, <script>, and <style>.

JavaScript logical operators are used to determine the logic between variables and values.

This statement allows us to select one statement among many statements.It is also called nested if….else.

CSS3 allows you to format your elements using 3D transforms and here we have rotated 180 degrees around X axis.

Javascript provides us the facility to break a loop in middle and also to continue the loop without executing the whole body of the loop.There are two keywords that provides these facilities: 1) break 2) continue

Text can be centered, or aligned to the left or right, or justified. When text-align is set to "justify", each line is stretched so that every line has equal width, and the left and right margins are straight (like in magazines and newspapers).

jQuery contains powerful methods (functions) for changing and manipulating HTML elements and attributes. Click on the button to see jQuery hiding the paragraphs.

In this example two lines of text we borders at 15px and 10px width. They have a "border-style" of "solid" to ensure the borders display correctly.

JavaScript can be written at any place in the page or can be in external file. JavaScript is written in the head section in <script> tag.

This event is fired when the form is submitted. This is only works with the form element of the HTML.

Most of the JQuery Traversal Methods do not modify the jQuery object and they are used to filter out elements from a document based on given conditions. The filter( selector ) method can be used to filter out all elements from the set of matched elements that do not match the specified selector(s).

jQuery also allows us the set the property value of the CSS.

The vertical-align property sets the vertical alignment of an element.

The Navigator object contains information about the visitor's browser.

You can specify the border-radius value in pixel and percentage.

Count number of attributes that exists for the button.

The <link> tag defines the relationship between a document and an external resource. The <link> tag is most used to link to style sheets:

Do…While loop is the varient of the while loop. The difference between while and do…while is that while loop only executes if the condition is true while do….while loop executes atleast once even the codition is false.

make your HTML pages become more dynamic and interactive by using JavaScript

We are here using Core DOM setAttribute method we set the value of input type text to button.

The HTML paragraph element is written on the web page before the dynamic content from the script. That is because the script tag is after the paragraph tag. If you move the HTML script element to the "head" tag you will see the dynamic text is written first!

Example how to call anonymous function on setTimeout function.

The link object is used to include the external file in the web page. This tag must be inside the head tag of the page. Here is the example of the link that give the type of the external sheet.

jQuery selectors allow you to select and manipulate HTML elements as a group or as a single element.

A javascript Math object allows us to perform the mathematical tasks.

A small example displaying the usage of two JavaScript keywords in a code block.

The Date object is used to work with dates and times.

If you provide a return statement inside a function you may specify the value that you would like to return from the function. So, functions that are going to return a value must use the return statement.

Enables you to remove a client cookie with JavaScript. We remove the cookie by setting the expiration date for the cookie back in time.

Almost all JavaScript code should be in separate JavaScript files. There should be the smallest possible amount of JavaScript inline in the HTML code of pages.

JavaScript regular expression can be used to maniplate strings and perform text searches. In this example we do a case-insensitive search for "www.webgrid.com" in a string.

JavaScript < is less then operator.

Javascript array is used to store multiple values in a variable.

If a variable is defined in a function then it will be local for this function, it can not be used outside of that function. A variable which is defined outside of the fuction becomes Global and this variable can be used in whole webpage document.

While most current browsers understand Javascript a lot of the early browsers did not. The current browsers also allow Javascript to be turned off and some people do this. What this means is that not all of the visitors to your page will see the effects of the JavaScript on your page. We need to make sure that these visitors can use our site even without JavaScript.

JavaScript "==" is not equal to operator.

JavaScript code are the sequence of statements.These statements can be grouped. These grouped are called blocks and the blocks are created using {} brackets.

As 'for loop' executes the specified number of times, the while loop executes while a condition is true.

The String object is used to manipulate texts.

The Boolean object is used to convert a non-Boolean value to a Boolean value (true or false).

The flexible nature of JavaScript variable types can lead to confusion as to the particular type of a variable at any given time in a script. To address this concern JavaScript provides the typeof operator. The typeof operator returns the current variable type of the specified variable.

JavaScript "===" is exactly equal to (value and type) operator.

Try not to use too many different JavaScript files. Each separate file that the browser has to load incurs an overhead. You may consider to merge and minimise JavaScript files before you publish your website. This to reduce the bandwidth usage and lower webpage load time.

Comparision Operators are used to compare the values of the variables, and the result is used to make the decision.

Javascript assignment operators are used to assign values.There 6 assignment operators that can be used.

JavaScript > is less or equal to operator.

JavaScript > is greater or equal to operator.

JavaScript > is greater then operator.

The || (or operator) logical operator are used to determine the logic between variables or values.

The && (and operator) logical operator are used to determine the logic between variables or values.

The ! (not operator) logical operator are used to determine the logic between variables or values.

Shows how to set text colors on different elements.12345

The <source> tag is used to specify multiple media resources for media elements, such as <video> and <audio>. The <source> tag allows you to specify alternative video/audio files which the browser may choose from, based on its media type or codec support.