Here's a tip if you're doing a lot of cross browser ASP.NET or AJAX development in Visual Studio:

  • Right click an .aspx file and choose "Browse with..."

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  • If you're like me you've probably added some additional browsers to your "Browse with" list like FireFox, Opera and Safari.  If you want to view the page in multiple browsers, CTRL+click each item:

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  • Hit "Browse" and all of the browsers will open for the specified page.
  • If you want to open multiple browsers every time, click "Set as Default":

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  • Now all of the browsers will open whenever you choose "Browse" from the context menu.