Add jsbehind for asp.net pages
Mostly I build 1 or more jsbehind files per page, 1 for each functional 'module' on the page (e.g. an updatepanel, a form, etc).
This is currently available in Web Essentials 2012. Download here http://visualstudiogallery.msdn.microsoft.com/07d54d12-7133-4e15-becb-6f451ea3bea6
Mohamadreza Rezaei commented
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