<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name = "viewport" content ="width = device - width, initial-scale = 1">
<title>JQuery mobile</title>
<link rel = "stylesheet" href="http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
<script src = "http://code.jquery.com/jquery-1.11.1.min.js"></script>
<script src = "http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script>
</head>
<body>
<div data-role = "page" id="page2" data-title="page2">
<div data-role="header">
<h1> page 2</h1>
</div>
<div data-role="content">
<a href="mobile_learn_2_2.html" rel="external">page 3</a>
</div>
<div data-role = "footer">
<h4> footer section</h4>
</div>
</div>
</body>
</html>1. **Page Setup**:
- The `<div data-role="page" id="page2" data-title="page2">` element defines the container for a jQuery Mobile page. The `data-role="page"` attribute is crucial for jQuery Mobile to apply its page styling and functionality. The `id` attribute uniquely identifies this page as "page2", and the `data-title` attribute is used to set the page's title, which can be useful for accessibility and SEO.
2. **Viewport Configuration**:
- The meta viewport tag `<meta name="viewport" content="width=device-width, initial-scale=1">` ensures that the page is displayed correctly across different devices. This tag controls the page's layout on mobile devices, making the content responsive to the screen's width and preventing unintended scaling.
3. **Header and Footer**:
- The document includes a header (`data-role="header"`) and a footer (`data-role="footer"`), both of which are enhanced by jQuery Mobile to provide a consistent look and feel across different devices. The header contains a title (`<h1> page 2</h1>`), and the footer provides a place for additional information or navigation (`<h4> footer section</h4>`).
4. **Content and Navigation**:
- The content section (`data-role="content"`) features an anchor (`<a>`) element linking to an external page (`mobile_learn_2_2.html`). The `rel="external"` attribute explicitly tells jQuery Mobile to treat this link as an external link, bypassing the Ajax navigation system. This is necessary for links pointing to resources outside the current document or when a full page refresh is desired.
### Key Points:
- This example highlights the use of jQuery Mobile to create a mobile web page with standard components such as headers, content, and footers, enhanced with mobile-optimized styles and behaviors.
- The template demonstrates how to link to external pages while using jQuery Mobile, showcasing the framework's ability to handle both Ajax-based internal links and standard external links.
- The structure provided serves as a foundation for more complex mobile web applications, where developers can add additional content, styles, and functionality as needed.
### Possible Improvements:
- **Performance Optimization**: Consider optimizing the loading of jQuery Mobile and other resources, especially for mobile users with limited bandwidth or slow internet connections.
- **Accessibility Enhancements**: Improve accessibility by ensuring all content is easily navigable and understandable for users with disabilities, including adding more descriptive link text and ARIA labels where appropriate.
- **Visual and Interaction Enhancements**: Enhance the user experience with custom themes or styles for jQuery Mobile elements, and consider adding interactive components or animations to engage users further.
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