Optimizing Performance with automatic Proxyconfiguration scripts (PAC)

Hi Team, when creating an automatic proxy-configuration script (PAC-filer or also known as wpad.dat), questions arrive on how these could be optimized in order to speed up their performance The functions which can be used in order to evaluate an address (URL and hostname) are explained in the following article:JavaScript or JScript Auto-Proxy Example Files…

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How to implement the -ms-touch-action: none property to disable Double-tap-zoom on Windows Touch devices

In this quick blog post I will provide you with steps on how to implement the Cascading Style Sheet Touch Zooming property to disable Double-tap-zoom functionality on your html page.   SCENARIO: A new Windows 8 Touch Capable device is deployed on your environment. The developer wants to disable full page double-tap-zoom functionality.   DEFAULT…

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Mixed content and Internet Explorer 8.0

Hi everyone! My name is Anshu. I am a support engineer in the Internet Explorer Core team at Microsoft. Today in this blog I am going to talk about a change in Internet Explorer 8.0 with respect to a setting related to security zone called “Display mixed content”. Now to take you back in IE…

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Session management within Internet Explorer 8.0

Hi everyone! Veena again, back with a discussion on session management in IE8. Many application developers expect that they lose their session when they close the IE window. So when the user launches a new instance of IE, they expect that the user is shown the login screen. However, to their surprise, this doesn’t happen…

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Compatibility View Button Displays on web pages with X-UA-Compatible Tag in Internet Explorer 8

Hi everyone! I am sure you have noticed Internet Explorer’s Compatibility View button, located on the address bar next to the ‘stop’ and ‘refresh’ buttons. As we discussed in the blog Introducing Compatibility View, the Compatibility View button only appears when it makes sense to do so.   For example, if the page’s Document Compatibility Mode…

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Why is Internet Explorer 8 opening my web page at 125% zoom?

Hi Everyone, This is Bac Hoang with the IE Support Team.  Today I want to discuss one of changes in IE8:  Page Zoom. Traditionally, many existing web sites are coded to be displayed on a 96-DPI (dots per inch) display device.  With fast growing technology, many computer monitors today are able to handle higher screen…

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Closing an IE 8 TAB does not immediately close the spawned iexplore.exe process

Hi everyone! Just a quick blog about another feature of Loosely Coupled IE (LCIE)… When using IE8, you may notice that a tab process does not exit right away when you close the Tab window or when IE navigates away from it (due to changing Mandatory Integrity Control (MIC) levels, for example). For performance reasons,…

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Clicking on the blue “e” in taskbar does not launch a new process in IE8

Hi everyone! This is Shahinur continuing our discussion on IE8 changes related to its Loosely Coupled IE design. In previous versions of the browser, when you start a new instance of Internet Explorer (by clicking on the blue e in taskbar, for example) you will notice that a new iexplore.exe process starts. If you are…

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What does ielowutil.exe have to do with Internet Explorer 8.0?

Hi everyone!   Let’s start off by providing a little history around the challenges seen with Protected Mode and Internet Explorer (first introduced with Internet Explorer 7).  In Microsoft Windows Vista, Windows Internet Explorer 7 runs, by default, in Protected Mode.   This helps protect users from attack by running the Internet Explorer process with greatly…

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Opening a New Tab may launch a New Process with Internet Explorer 8.0

Hi everyone! Shahinur again, with an IE8 topic this time… If you have been using IE7, you are probably used to all your tabs opening under the same iexplore.exe process. The only exception is if you are on a Windows Vista machine and you are moving from Protected to Unprotected mode. Internet Explorer 8 had…

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