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Tuesday, 31 December 2013

1.20 HTML Forms

HTML Forms are used to select different kinds of user input.

HTML Forms

HTML forms are used to pass data to a server.

An HTML form can contain input elements like text fields, checkboxes, radio-buttons, submit buttons and more. A form can also contain select lists, textarea, fieldset, legend, and label elements.

The <form> tag is used to create an HTML form:
<form>
.
input elements
.
</form>

HTML Forms - The Input Element

The most important form element is the <input> element.

The <input> element is used to select user information.

An <input> element can vary in many ways, depending on the type attribute. An <input> element can be of type text field, checkbox, password, radio button, submit button, and more.

The most common input types are described below.

Text Fields

<input type="text"> defines a one-line input field that a user can enter text into:
<form>
First name: <input type="text" name="firstname"><br>
Last name: <input type="text" name="lastname">
</form>

How the HTML code above looks in a browser:
First name: 
Last name: 
Note: The form itself is not visible. Also note that the default width of a text field is 20 characters. 

Password Field

<input type="password"> defines a password field:
<form>
Password: <input type="password" name="pwd">
</form> 

How the HTML code above looks in a browser:
Password: 
Note: The characters in a password field are masked (shown as asterisks or circles).

Radio Buttons

<input type="radio"> defines a radio button. Radio buttons let a user select ONLY ONE of a limited number of choices:

<form>
<input type="radio" name="sex" value="male">Male<br>
<input type="radio" name="sex" value="female">Female
</form>

How the HTML code above looks in a browser:
Male
Female

Checkboxes

<input type="checkbox"> defines a checkbox. Checkboxes let a user select ZERO or MORE options of a limited number of choices.

<form>
<input type="checkbox" name="vehicle" value="Bike">I have a bike<br>
<input type="checkbox" name="vehicle" value="Car">I have a car
</form>

How the HTML code above looks in a browser:
I have a bike
I have a car

Submit Button

<input type="submit"> defines a submit button.
A submit button is used to send form data to a server. The data is sent to the page specified in the form's action attribute. The file defined in the action attribute usually does something with the received input:

<form name="input" action="html_form_action.asp" method="get">
Username: <input type="text" name="user">
<input type="submit" value="Submit">
</form>

How the HTML code above looks in a browser:
Username: 
If you type some characters in the text field above, and click the "Submit" button, the browser will send your input to a page called "html_form_action.asp". The page will show you the received input

Tag                                                                      Description

<form>                                                       Defines an HTML form for user input
<input>                                                       Defines an input control
<textarea>                                                  Defines a multiline input control (text area)
<label>                                                       Defines a label for an <input> element
<fieldset>                                                   Groups related elements in a form
<legend>                                                    Defines a caption for a <fieldset> element
<select>                                                      Defines a drop-down list
<optgroup>                                                 Defines a group of related options in a drop-down list
<option>                                                     Defines an option in a drop-down list
<button>                                                     Defines a clickable button
<datalist>                                                    Specifies a list of pre-defined options for input controls
<keygen>                                                    Defines a key-pair generator field (for forms)
<output>                                                      Defines the result of a calculation

1.19 HTML Layouts

Web page layout is very important to make your website look good.

Design your webpage layout very carefully.

Website Layouts

Most websites have put their content in multiple columns (formatted like a magazine or newspaper).
Multiple columns are created by using <div> or <table> elements. CSS are used to position elements, or to create backgrounds or colorful look for the pages.

Even though it is possible to create nice layouts with HTML tables, tables were designed for presenting tabular data - NOT as a layout tool!

HTML Layouts - Using <div> Elements

The div element is a block level element used for grouping HTML elements.
The following example uses five div elements to create a multiple column layout, creating the same result as in the previous example:
Example
<!DOCTYPE html>
<html>
<body>

<div id="container" style="width:500px">

<div id="header" style="background-color:#FFA500;">
<h1 style="margin-bottom:0;">Main Title of Web Page</h1></div>

<div id="menu" style="background-color:#FFD700;height:200px;width:100px;float:left;">
<b>Menu</b><br>
HTML<br>
CSS<br>
JavaScript</div>

<div id="content" style="background-color:#EEEEEE;height:200px;width:400px;float:left;">
Content goes here</div>

<div id="footer" style="background-color:#FFA500;clear:both;text-align:center;">
Copyright � webcore9</div>

</div>

</body>
</html>

The HTML code above will produce the following result:

Main Title of Web Page

Menu
HTML
CSS
JavaScript
Content goes here
Copyright � webcore9

HTML Layouts - Using Tables

A simple way of creating layouts is by using the HTML <table> tag.
Multiple columns are created by using <div> or <table> elements. CSS are used to position elements, or to create backgrounds or colorful look for the pages.
Using <table> to create a nice layout is NOT the correct use of the element. The purpose of the <table> element is to display tabular data!

The following example uses a table with 3 rows and 2 columns - the first and last row spans both columns using the colspan attribute:

Example:

<!DOCTYPE html>
<html>
<body>

<table width="500" border="0">
<tr>
<td colspan="2" style="background-color:#FFA500;">
<h1>Main Title of Web Page</h1>
</td>
</tr>

<tr>
<td style="background-color:#FFD700;width:100px;">
<b>Menu</b><br>
HTML<br>
CSS<br>
JavaScript
</td>
<td style="background-color:#EEEEEE;height:200px;width:400px;">
Content goes here</td>
</tr>

<tr>
<td colspan="2" style="background-color:#FFA500;text-align:center;">
Copyright � webcore9</td>
</tr>
</table>

</body>
</html>


The HTML code above will produce the following result:

Main Title of Web Page

Menu
HTML
CSS
JavaScript
Content goes here
Copyright � webcore9


Tip: The biggest advantage of using CSS is that, if you place the CSS code in an external style sheet, your site becomes MUCH EASIER to maintain. You can change the layout of all your pages by editing one file. To learn more about CSS, study our CSS tutorial.

Tip: Because advanced layouts take time to create, a quicker option is to use a template. Search Google for free website templates (these are pre-built website layouts you can use and customize).

HTML Layout Tags


Tag                                                              Description<div>                                                           Defines a section in a document (block-level)<span>                                                        Defines a section in a document (inline)

1.18 HTML div tag and span tag

HTML elements can be grouped together with <div> and <span>.

HTML Block Elements

Most HTML elements are defined as block level elements or as inline elements.
Block level elements normally start (and end) with a new line when displayed in a browser.
Examples: <h1>, <p>, <ul>, <table>

HTML Inline Elements

Inline elements are normally displayed without starting a new line.
Examples: <b>, <td>, <a>, <img>

The HTML <div> Element

The HTML <div> element is a block level element that can be used as a container for grouping other HTML elements.

The <div> element has no special meaning. Except that, because it is a block level element, the browser will display a line break before and after it.

When used together with CSS, the <div> element can be used to set style attributes to large blocks of content.

Another common use of the <div> element, is for document layout. It replaces the "old way" of defining layout using tables. Using <table> elements for layout is not the correct use of <table>. The purpose of the <table> element is to display tabular data.

The HTML <span> Element

The HTML <span> element is an inline element that can be used as a container for text.
The <span> element has no special meaning.
When used together with CSS, the <span> element can be used to set style attributes to parts of the text.

HTML Grouping Tags


  Tag                                                             Description
<div>                                                    Defines a section in a document (block-level)
<span>                                                  Defines a section in a document (inline)

1.17 HTML Lists

The most common HTML lists are ordered and unordered lists:

HTML Lists

An ordered list:

  1. The first list item
  2. The second list item
  3. The third list item

An unordered list:

  • List item
  • List item
  • List item

HTML Unordered Lists

An unordered list starts with the <ul> tag. Each list item starts with the <li> tag.
The list items are marked with bullets (typically small black circles).
<ul>
<li>Coffee</li>
<li>Milk</li>
</ul>

How the HTML code above looks in a browser:
Coffee
Milk

HTML Ordered Lists

An ordered list starts with the <ol> tag. Each list item starts with the <li> tag.
The list items are marked with numbers.
<ol>
<li>Coffee</li>
<li>Milk</li>
</ol>
How the HTML code above looks in a browser:
  1. Coffee
  2. Milk

HTML Description Lists

A description list is a list of terms/names, with a description of each term/name.
The <dl> tag defines a description list.
The <dl> tag is used in conjunction with <dt> (defines terms/names) and <dd> (describes each term/name):<dl>
<dt>Coffee</dt>
<dd>- black hot drink</dd>
<dt>Milk</dt>
<dd>- white cold drink</dd>
</dl>
How the HTML code above looks in a browser:
Coffee
- black hot drink
Milk
- white cold drink

Tip: Inside a list item you can put text, line breaks, images, links, other lists, etc.

HTML List Tags

TagDescription:

<ol>                         Defines an ordered list
<ul>                         Defines an unordered list
<li>                          Defines a list item
<dl>                         Defines a description list
<dt>                         Defines a term/name in a description list
<dd>                        Defines a description of a term/name in a description list


1.16 HTML Tables

HTML Table Example:

First NameLast NamePoints
JillSmith50
EveJackson94
JohnDoe80
AdamJohnson67

HTML Tables

Tables are defined with the <table> tag.

A table is divided into rows (with the <tr> tag), and each row is divided into data cells (with the <td> tag). td stands for "table data," and holds the content of a data cell. A <td> tag can contain text, links, images, lists, forms, other tables, etc.
Table Example:
<table border="1">
<tr>
<td>row 1, cell 1</td>
<td>row 1, cell 2</td>
</tr>
<tr>
<td>row 2, cell 1</td>
<td>row 2, cell 2</td>
</tr>
</table>
How the HTML code above looks in a browser:
row 1, cell 1row 1, cell 2
row 2, cell 1row 2, cell 2

HTML Tables and the Border Attribute

If you do not specify a border attribute, the table will be displayed without borders. Sometimes this can be useful, but most of the time, we want the borders to show.

To display a table with borders, specify the border attribute:
<table border="1">
<tr>
<td>Row 1, cell 1</td>
<td>Row 1, cell 2</td>
</tr>
</table>

HTML Table Headers

Header information in a table are defined with the <th> tag.
All major browsers display the text in the <th> element as bold and centered.

<table border="1">
<tr>
<th>Header 1</th>
<th>Header 2</th>
</tr>
<tr>
<td>row 1, cell 1</td>
<td>row 1, cell 2</td>
</tr>
<tr>
<td>row 2, cell 1</td>
<td>row 2, cell 2</td>
</tr>
</table>

How the HTML code above looks in your browser:
Header 1Header 2
row 1, cell 1row 1, cell 2
row 2, cell 1row 2, cell 2

HTML Table Tags

TagDescription

<table>                         Defines a table
<th>                             Defines a header cell in a table
<tr>                              Defines a row in a table
<td>                             Defines a cell in a table
<caption>                     Defines a table caption
<colgroup>                   Specifies a group of one or more columns in a table for formatting
<col>                            Specifies column properties for each column within a <colgroup> element
<thead>                        Groups the header content in a table
<tbody>                       Groups the body content in a table
<tfoot>                         Groups the footer content in a table

1.15 HTML Images



Norwegian Mountain Trip

HTML Images - The <img> Tag and the Src Attribute


In HTML, images are defined with the <img> tag.
The <img> tag is empty, which means that it contains attributes only, and has no closing tag.

To display an image on a page, you need to use the src attribute. Src stands for "source". The value of the src attribute is the URL of the image you want to display.

Syntax for defining an image:
<img src="url" alt="some_text">

The URL points to the location where the image is stored. An image named "boat.gif", located in the "images" directory on "www.w3schools.com" has the URL: http://www.w3schools.com/images/boat.gif.

The browser displays the image where the <img> tag occurs in the document. If you put an image tag between two paragraphs, the browser shows the first paragraph, then the image, and then the second paragraph.

HTML Images - The Alt Attribute

The required alt attribute specifies an alternate text for an image, if the image cannot be displayed.

The value of the alt attribute is an author-defined text:
<img src="smiley.gif" alt="Smiley face">

The alt attribute provides alternative information for an image if a user for some reason cannot view it (because of slow connection, an error in the src attribute, or if the user uses a screen reader).

HTML Images - Set Height and Width of an Image

The height and width attributes are used to specify the height and width of an image.
The attribute values are specified in pixels by default:<img src="smiley.gif" alt="Smiley face" width="42" height="42">

Tip: It is a good practice to specify both the height and width attributes for an image. If these attributes are set, the space required for the image is reserved when the page is loaded. However, without these attributes, the browser does not know the size of the image. The effect will be that the page layout will change during loading (while the images load).

Basic Notes - Useful Tips

Note: If an HTML file contains ten images - eleven files are required to display the page right. Loading images takes time, so my best advice is: Use images carefully.

Note: When a web page is loaded, it is the browser, at that moment, that actually gets the image from a web server and inserts it into the page. Therefore, make sure that the images actually stay in the same spot in relation to the web page, otherwise your visitors will get a broken link icon. The broken link icon is shown if the browser cannot find the image.

Note: Place the image you want to link with in the same directory where you have put your html file for better refferance. 

FOR ANY SOLUTION E-MAIL ME AND I TRY TO GET YOU THE RESOLVE.

Monday, 30 December 2013

1.14 HTML Styles - CSS


Try This Example:
<!DOCTYPE html>
<html>
<body>

<div style="opacity:0.5;position:absolute;left:50px;width:300px;height:150px;background-color:#40B3DF"></div>

<div style="font-family:verdana;padding:20px;border-radius:10px;border:10px solid #EE872A;">

<div style="opacity:0.3;position:absolute;left:120px;width:100px;height:200px;background-color:#8AC007"></div>

<h3>Look! Styles and colors</h3>

<div style="letter-spacing:12px;">Manipulate Text</div>

<div style="color:#40B3DF;">Colors

<span style="background-color:#B4009E;color:#ffffff;">Boxes</span>

</div>

<div style="color:#000000;">and more...</div>

</div>

</body>
</html>

And when you run it you will get a CSS output.

Styling HTML with CSS

CSS was introduced together with HTML 4, to provide a better way to style HTML elements.

CSS can be added to HTML in the following ways:
Inline - using the style attribute in HTML elements
Internal - using the <style> element in the <head> section
External - using an external CSS file

The preferred way to add CSS to HTML, is to put CSS syntax in separate CSS files.

However, in this HTML tutorial we will introduce you to CSS using the style attribute. This is done to simplify the examples. It also makes it easier for you to edit the code and try it yourself.

You can learn everything about CSS in our CSS Tutorial.

Inline Styles

An inline style can be used if a unique style is to be applied to one single occurrence of an element.
To use inline styles, use the style attribute in the relevant tag. The style attribute can contain any CSS property. The example below shows how to change the text color and the left margin of a paragraph:

<p style="color:blue;margin-left:20px;">This is a paragraph.</p>

HTML Style Example - Background Color

The background-color property defines the background color for an element:
<!DOCTYPE html>
<html>
<body style="background-color:yellow;">
<h2 style="background-color:red;">This is a heading</h2>
<p style="background-color:green;">This is a paragraph.</p>
</body>
</html>

HTML Style Example - Font, Color and Size

The font-family, color, and font-size properties defines the font, color, and size of the text in an element:
<!DOCTYPE html>
<html>

<body>
<h1 style="font-family:verdana;">A heading</h1>
<p style="font-family:arial;color:red;font-size:20px;">A paragraph.</p>
</body>

</html>

HTML Style Example - Text Alignment

The text-align property specifies the horizontal alignment of text in an element:

Example
<!DOCTYPE html>
<html>

<body>
<h1 style="text-align:center;">Center-aligned heading</h1>
<p>This is a paragraph.</p>
</body>

</html>

Internal Style Sheet

An internal style sheet can be used if one single document has a unique style. Internal styles are defined in the <head> section of an HTML page, by using the <style> tag, like this:

<head>
<style type="text/css">
body {background-color:yellow;}
p {color:blue;}
</style>
</head>

External Style Sheet

An external style sheet is ideal when the style is applied to many pages. With an external style sheet, you can change the look of an entire Web site by changing one file. Each page must link to the style sheet using the <link> tag. The <link> tag goes inside the <head> section:

<head>
<link rel="stylesheet" type="text/css" href="mystyle.css">
</head>

1.13 HTML head Tag

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>, <style>, <meta>, <link>, <script>, <noscript>, and <base>.

The HTML <title> Element

The <title> tag defines the title of the document.
The <title> element is required in all HTML/XHTML documents.
The <title> element:
defines a title in the browser toolbar
provides a title for the page when it is added to favorites
displays a title for the page in search-engine results

A simplified HTML document:
<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
</head>

<body>
The content of the document......
</body>

</html>

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>, <style>, <meta>, <link>, <script>, <noscript>, and <base>.

The HTML <title> Element

The <title> tag defines the title of the document.
The <title> element is required in all HTML/XHTML documents.
The <title> element:
defines a title in the browser toolbar
provides a title for the page when it is added to favorites
displays a title for the page in search-engine results


A simplified HTML document:
<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
</head>
<body>
The content of the document......
</body>
</html>

The
HTML <base> Element

The <base> tag specifies the base URL/target for all relative URLs in a page:
<head>
<base href="http://www.w3schools.com/images/" target="_blank">
</head>

The HTML <link> Element

The <link> tag defines the relationship between a document and an external resource.
The <link> tag is most used to link to style sheets:
<head>
<link rel="stylesheet" type="text/css" href="mystyle.css">
</head>

The HTML <style> Element

The <style> tag is used to define style information for an HTML document.
Inside the <style> element you specify how HTML elements should render in a browser:
<head>
<style type="text/css">
body {background-color:yellow;}
p {color:blue;}
</style>
</head>

The HTML <meta> Element

Metadata is data (information) about data.
The <meta> tag provides metadata about the HTML document. Metadata will not be displayed on the page, but will be machine parsable.
Meta elements are typically used to specify page description, keywords, author of the document, last modified, and other metadata.
The metadata can be used by browsers (how to display content or reload page), search engines (keywords), or other web services.
<meta> tags always go inside the <head> element.

<meta> Tags - Examples of Use

Define keywords for search engines:
<meta name="keywords" content="HTML, CSS, XML, XHTML, JavaScript">

Define a description of your web page:
<meta name="description" content="Free Web tutorials on HTML and CSS">

Define the author of a page:
<meta name="author" content="Hege Refsnes">

Refresh document every 30 seconds:
<meta http-equiv="refresh" content="30">

The HTML <script> Element

The <script> tag is used to define a client-side script, such as a JavaScript.
The <script> element will be explained in a later chapter.

HTML head Elements

TagDescription
<head>              Defines information about the document
<title>                Defines the title of a document
<base>              Defines a default address or a default target for all links on a page
<link>                Defines the relationship between a document and an external resource
<meta>              Defines metadata about an HTML document
<script>             Defines a client-side script
<style>               Defines style information for a document

1.12 HTML Links

Links are found in nearly all Web pages. Links allow users to click their way from page to page.

HTML Hyperlinks (Links)

The HTML <a> tag defines a hyperlink.
A hyperlink (or link) is a word, group of words, or image that you can click on to jump to another document.
When you move the cursor over a link in a Web page, the arrow will turn into a little hand.
The most important attribute of the <a> element is the href attribute, which indicates the link's destination.
By default, links will appear as follows in all browsers:
  • An unvisited link is underlined and blue
  • A visited link is underlined and purple
  • An active link is underlined and red

HTML Link Syntax

The HTML code for a link is simple. It looks like this:
<a href="url">Link text</a>

The href attribute specifies the destination of a link.

Example:
<!DOCTYPE html>
<html>
<body>

<p>
<a href="http://www.webcore9.blogsoft.com/">Webcore9</a> This is a link to a website on the World Wide Web.
</p>

</body>
</html>

HTML Links - The target Attribute

The target attribute specifies where to open the linked document.
The example below will open the linked document in a new browser window or a new tab:
Example
<a href="http://www.webcore9.blogsoft.com/" target="_blank">Visit webcore9.blogsoft.com!</a>

Briefly:
<!DOCTYPE html>
<html>
<body>

<a href="http://www.webcore9.blogsoft.com" target="_blank">Visit webcore9.blogsoft.com!</a>

<p>If you set the target attribute to "_blank", the link will open in a new browser window/tab.</p>

</body>
</html>

HTML Links - The id Attribute
The id attribute can be used to create a bookmark inside an HTML document.

Tip: Bookmarks are not displayed in any special way. They are invisible to the reader.

Example:
An anchor with an id inside an HTML document:
<a id="tips">Useful Tips Section</a>

Create a link to the "Useful Tips Section" inside the same document:
<a href="#tips">Visit the Useful Tips Section</a>

Or, create a link to the "Useful Tips Section" from another page:
<a href="http://www.webcore9.blogspot.com/html_links.htm#tips">
Visit the Useful Tips Section</a>

1.11 HTML Text Formatting

HTML Formatting Tags
HTML uses tags like <b> and <i> for formatting output, like bold or italic text.
These HTML tags are called formatting tags (look at the bottom of this page for a complete reference).

Note:Often <strong> renders as <b>, and <em> renders as <i>.
However, there is a difference in the meaning of these tags:
<b> or <i> defines bold or italic text only.

<strong> or <em> means that you want the text to be rendered in a way that the user understands as "important". Today, all major browsers render strong as bold and em as italics. However, if a browser one day wants to make a text highlighted with the strong feature, it might be cursive for example and not bold!

Example:
<!DOCTYPE html>
<html>
<body>

<p><b>This text is bold</b></p>
<p><strong>This text is strong</strong></p>
<p><i>This text is italic</i></p>
<p><em>This text is emphasized</em></p>
<p><code>This is computer output</code></p>
<p>This is<sub> subscript</sub> and <sup>superscript</sup></p>

</body>
</html>

HTML Text Formatting Tags

<b> Defines bold text<em> Defines emphasized text<i> Defines a part of text in an alternate voice or mood<small> Defines smaller text<strong> Defines important text<sub> Defines subscripted text<sup> Defines superscripted text<ins> Defines inserted text<del> Defines deleted text<mark> Defines marked/highlighted text

1.10 HTML Line Breaks

Use the <br> tag if you want a line break (a new line) without starting a new paragraph:
Example:

<!DOCTYPE html>
<html>
<body>
<p>This is<br>a para<br>graph with line breaks</p>
</body>
</html>

The <br> element is an empty HTML element. It has no end tag.

1.9 HTML Paragraphs

Paragraphs are defined with the <p> tag.
Example:

<!DOCTYPE html>
<html>
<body>
<p>This is a paragraph.</p>
<p>This is a paragraph.</p>
<p>This is a paragraph.</p>
</body>
</html>

1.8 HTML Comments

Comments can be inserted into the HTML code to make it more readable and understandable. Comments are ignored by the browser and are not displayed.
Comments are written like this:
Example:

<!DOCTYPE html>
<html>
<body>
<!--This comment will not be displayed-->
<p>This is a regular paragraph</p>
</body>
</html>
Note: There is an exclamation point after the opening bracket, but not before the closing bracket.

1.7 HTML Lines

The <hr> tag creates a horizontal line in an HTML page.
The hr element can be used to separate content:
example:

<!DOCTYPE html>
<html>
<body>
<p>The hr tag defines a horizontal rule:</p>
<hr>
<p>This is a paragraph.</p>
<hr>
<p>This is a paragraph.</p>
<hr>
<p>This is a paragraph.</p>
</body>
</html>

1.6 HTML Heading

Headings are defined with the <h1> to <h6> tags.
<h1> defines the most important heading. <h6> defines the least important heading.
Example:

<!DOCTYPE html>
<html>
<body>
<h1>This is heading 1</h1>
<h2>This is heading 2</h2>
<h3>This is heading 3</h3>
<h4>This is heading 4</h4>
<h5>This is heading 5</h5>
<h6>This is heading 6</h6>
</body>
</html>
Note: Browsers automatically add some empty space (a margin) before and after each heading.

Headings Are Important
Use HTML headings for headings only. Don't use headings to make text BIG or bold.
Search engines use your headings to index the structure and content of your web pages.
Since users may skim your pages by its headings, it is important to use headings to show the document structure.
h1 headings should be used as main headings, followed by h2 headings, then the less important h3 headings, and so on.

1.5 HTML Attributes

Attributes provide additional information about HTML elements.
HTML Attributes
HTML elements can have attributes
Attributes provide additional information about an element
Attributes are always specified in the start tag
Attributes come in name/value pairs like: name="value"
Attribute Example
HTML links are defined with the <a> tag. The link address is specified in the href attribute:
<a href="http://www.lapoview.blogspot.com.com">This is a link</a>

Always Quote Attribute Values
Attribute values should always be enclosed in quotes.
Double style quotes are the most common, but single style quotes are also allowed.
Tip: In some rare situations, when the attribute value itself contains quotes, it is necessary to use single quotes: name='John "ShotGun" Nelson

1.4 HTML Elements

An HTML element is every thing from the start tag to end tag.* The start tag is often called the opening tag. The end tag is often called the closing tag.
HTML Element Syntax

An HTML element starts with a start tag / opening tag
An HTML element ends with an end tag / closing tag
The element content is everything between the start and the end tag
Some HTML elements have empty content
Empty elements are closed in the start tag
Most HTML elements can have attributes

Tip: You will learn about attributes in the next chapter of this tutorial.

Nested HTML Elements
Most HTML elements can be nested (can contain other HTML elements).
HTML documents consist of nested HTML elements.
HTML elements with no content are called empty elements.
<br> is an empty element without a closing tag (the <br> tag defines a line break).
Tip: In XHTML, all elements must be closed. Adding a slash inside the start tag, like <br />, is the proper way of closing empty elements in XHTML (and XML).

HTML Tip: Use Lowercase Tags
HTML tags are not case sensitive: <P> means the same as <p>. Many web sites use uppercase HTML tags.
W3Schools use lowercase tags because the World Wide Web Consortium (W3C) recommends lowercase in HTML 4, anddemands lowercase tags in XHTML.

1.3 HTM Basic

Don't worry about the tags you have not learnt, we will discuss these about later.Basically to create a HTML web page your coding should lie in between the html tag.
(<html>...........</html>)
Next after the <html> tag use <head> tag. This tag is useful when you want to use a block of coding or something through out the entire coding. The codes in between this tag is known as the global tag and can be used through out the entire coding.
But if you declare some code in between the body that can only be used in single code you want to. This is called local coding.
Normally the WEB code looks like

<!DOCTYPE html>
<html>
<head>
:
:
</head>
<body>
<p>............</p>
<br>
<h1>..........</h1>
:
:
:
</body>
</html>

The head is the styling part or the declaration part of the coding. You can make a design without using this tag. Many tags like <title> tag , <style> tag lies in head tag.
Where as in <body> tag we use all things for our code and is known as the real part of the web page coding.

NOTE: Always use end tag of a tag (</tagname> is end tag and <tagname> is beginig tag ). Where as the browser take this code and can make output. But the future version of HTML is strictly forbid this and this may cause bugs in the codding.

1.2 HTML Introduction

What is HTML?

HTML is a language for describing web pages.
HTML stands for Hyper Text Markup Language
HTML is a markup language
A markup language is a set of markup tags
The tags describe document content
HTML documents contain HTML tags and plain text
HTML documents are also called web pages
HTML TagsHTML markup tags are usually called HTML tags
HTML tags are keywords (tag names) surrounded by angle brackets like <html>
HTML tags normally come in pairs like <b> and </b>
The first tag in a pair is the start tag, the second tag is the end tag
The end tag is written like the start tag, with a forward slash before the tag name
Start and end tags are also called opening tags and closing tags
<tagname>content</tagname>

The basic FORMAT
<!DOCTYPE html>
<html>
<body>
<h1>My First Heading</h1>
<p>My first paragraph.</p>
</body>
</html>

Example Explained
The DOCTYPE declaration defines the document type
The text between <html> and </html> describes the web page
The text between <body> and </body> is the visible page content
The text between <h1> and </h1> is displayed as a heading
The text between <p> and </p> is displayed as a paragraph

How to open test your web page ?
To know click http://webcore9.blogspot.in/2013/12/how-to-make-html-page-without-internet.html

1.1 HTML Home

Everyone wants to make his own website. If you make it own then then won't it amazing?
So I am now going to tell you how to make a web site.
1-First of all you have to learn HTML.
2-You can make a simple web page using this.
3-You can also make a dynamic view by using other languages like html5, java script, java query, php, css and more. We will discuss about this later.
4-HTML stands for Hyper Text Markup Language.
In the next you will learn to make a web page code by HTML language.