2. The richest experience on the web Web Slices Accelerators Visual Search InPrivate Users Develop, test and debug without leaving the browser Built-in developer toolbar and code profiler Change Internet Explorer layout version on the fly Compatibility and Interoperability Developers Built for the Enterprise Trust Security Supportability Manageability IT Pros

7. Compatibility

9. HTML ACID 2 CSS 2.1 CSS 2.1 compliance DOM Improvements HTML Improvements Acid2 Test compliance CSS 2.1 compliance DOM Improvements HTML Improvements Acid2 Test compliance This means Data URI Support Improved Namespace Support And more This means Data URI Support Improved Namespace Support And more

10. Page Built To StandardsPage Built For IE7 7 Page Built For IE6 6 1. Identify browser 2. Serve right page I’m IE6 I’m Firefox I’m IE7 I’m Safari

11. Page Built To Standards 1. Identify browser 2. Serve right page I’m Firefox I’m Safari 8 I’m IE8

12. 1. Code to IE8 Standards 4. Rely on the Compatibility List 2. Implement the X-UA- Compatible Tag 5. Rely on User Pressing Compat Button Undefined User Experience Positive User Experience Fewer developer resources More Developer Resources 3. Display Intranet Sites in Compatibility Mode or rely on group policy settings

17. Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1;.NET CLR 2.0.50727;.NET CLR 1.1.4322; Tablet PC 2.0; InfoPath.2;.NET CLR 3.5.21022; MS-RTC LM 8;.NET CLR 3.5.30729;.NET CLR 3.0.30618)

18. IE8 and greater will receive this markup

24. Tools

25. Developer Toolbar No additional install. Just press F12! Eases development and troubleshooting Allows real-time testing, editing, debugging: CSS and HTML Script performance DOM Enables developers to rapidly prototype, test, and deploy web sites

26. JavaScript Debugging Tools JavaScript Debugging Window Break Point Debugging Toolbar

29. Demo

31. © 2009 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows 7 and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation. MICROSOFT MAKES NO WARRANTIES, EXPRESS, IMPLIED OR STATUTORY, AS TO THE INFORMATION IN THIS PRESENTATION.