方法一：
在程序文件中添加此文件
在项目中创建一个文件夹将下载的文件直接拖入文件夹中
来源于：http://www.hanselman.com/blog/BugAndFixASPNETFailsToDetectIE10CausingDoPostBackIsUndefinedJavaScriptErrorOrMaintainFF5ScrollbarPosition.aspx
方法二：
可以在nuget中安装：Install-Package App_BrowsersUpdate
安装后只能兼容到ie10，修改文件ie.browser，增加ie11的兼容处理
以下是两个文件的所有代码
文件firefox.browser代码
<browsers><!-- Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.0.11) Gecko/2009060215 Firefox/3.0.11 (.NET CLR 3.5.30729) --><browser id="Firefox3Plus" parentID="Firefox"><identification><capability name="majorversion" match="[3-9]|\d{2,}" /></identification><capabilities><capability name="javascriptversion" value="1.8" /><capability name="supportsMaintainScrollPositionOnPostback" value="true" /></capabilities></browser><!-- Mozilla/5.0 (Windows; U; Windows NT 5.1; sv-SE; rv:1.9.1) Gecko/20090624 Firefox/3.5 --><browser id="Firefox3" parentID="Firefox3Plus"><identification><capability name="majorversion" match="^3$" /></identification><capabilities></capabilities></browser><!-- Mozilla/5.0 (Windows; U; Windows NT 5.1; sv-SE; rv:1.9.1) Gecko/20090624 Firefox/3.5 --><browser id="Firefox35" parentID="Firefox3"><identification><capability name="minorversion" match="^[5-9]" /></identification><capabilities></capabilities></browser> </browsers>
文件ie.browser代码
<browsers><!-- Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4325) --><browser id="IE6Plus" parentID="IE"><identification><capability name="majorversion" match="^[6-9]|\d{2,}$" /></identification><capabilities><capability name="ecmascriptversion" value="3.0" /><capability name="jscriptversion" value="5.6" /><capability name="javascript" value="true" /><capability name="javascriptversion" value="1.5" /><capability name="msdomversion" value="${majorversion}.${minorversion}" /><capability name="w3cdomversion" value="1.0" /><capability name="ExchangeOmaSupported" value="true" /><capability name="activexcontrols" value="true" /><capability name="backgroundsounds" value="true" /><capability name="cookies" value="true" /><capability name="frames" value="true" /><capability name="javaapplets" value="true" /><capability name="supportsCallback" value="true" /><capability name="supportsFileUpload" value="true" /><capability name="supportsMultilineTextBoxDisplay" value="true" /><capability name="supportsMaintainScrollPositionOnPostback" value="true" /><capability name="supportsVCard" value="true" /><capability name="supportsXmlHttp" value="true" /><capability name="tables" value="true" /><capability name="supportsAccessKeyAttribute" value="true" /><capability name="tagwriter" value="System.Web.UI.HtmlTextWriter" /><capability name="vbscript" value="true" /></capabilities></browser><!-- Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0;) --><browser id="IE6to9" parentID="IE6Plus"><identification><capability name="majorversion" match="^[6-9]$" /></identification></browser><!-- Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0;) --><browser id="IE7" parentID="IE6to9"><identification><capability name="majorversion" match="^7$" /></identification><capabilities><capability name="jscriptversion" value="5.7" /></capabilities></browser><!-- Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729) --><browser id="IE8" parentID="IE6to9"><identification><capability name="majorversion" match="^8$" /></identification><capabilities><capability name="jscriptversion" value="6.0" /></capabilities></browser><!-- Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729) --><browser id="IE9" parentID="IE6to9"><identification><capability name="majorversion" match="^9$" /></identification><capabilities><capability name="jscriptversion" value="6.0" /></capabilities></browser><!-- Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0) --><browser id="IE10Plus" parentID="IE6Plus"><identification><capability name="majorversion" match="\d{2,}" /></identification><capabilities><capability name="jscriptversion" value="6.0" /></capabilities></browser><!-- Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko --><browser id="IE11Preview" parentID="Mozilla"><identification><userAgent match="Trident/(?'layoutVersion'\d+).*rv:(?'revision'(?'major'\d+)(\.(?'minor'\d+)?))" /><userAgent nonMatch="MSIE" /></identification><capabilities><capability name="browser" value="IE" /><capability name="layoutEngine" value="Trident" /><capability name="layoutEngineVersion" value="${layoutVersion}" /><capability name="isColor" value="true" /><capability name="screenBitDepth" value="8" /><capability name="ecmascriptversion" value="3.0" /><capability name="jscriptversion" value="6.0" /><capability name="javascript" value="true" /><capability name="javascriptversion" value="1.5" /><capability name="w3cdomversion" value="1.0" /><capability name="ExchangeOmaSupported" value="true" /><capability name="activexcontrols" value="true" /><capability name="backgroundsounds" value="true" /><capability name="cookies" value="true" /><capability name="frames" value="true" /><capability name="javaapplets" value="true" /><capability name="supportsCallback" value="true" /><capability name="supportsFileUpload" value="true" /><capability name="supportsMultilineTextBoxDisplay" value="true" /><capability name="supportsMaintainScrollPositionOnPostback" value="true" /><capability name="supportsVCard" value="true" /><capability name="supportsXmlHttp" value="true" /><capability name="tables" value="true" /><capability name="supportsAccessKeyAttribute" value="true" /><capability name="tagwriter" value="System.Web.UI.HtmlTextWriter" /><capability name="vbscript" value="true" /><capability name="revmajor" value="${major}" /><capability name="revminor" value="${minor}" /></capabilities></browser><gateway id="IEbeta" parentID="IE"><identification><capability name="letters" match="^([bB]|ab)" /></identification><capture></capture><capabilities><capability name="beta" value="true" /></capabilities></gateway></browsers>
