Allow access to files
<system.webServer>
<handlers>
<add name="JavaScriptHandler" path="*.js" verb="*"
preCondition="integratedMode" type="System.Web.StaticFileHandler" />
<add name="HtmlScriptHandler" path="*.html" verb="*"
preCondition="integratedMode" type="System.Web.StaticFileHandler" />
<remove name="BlockViewHandler"/>
<add name="BlockViewHandler" path="*" verb="*" preCondition="integratedMode" type="System.Web.HttpNotFoundHandler" />
</handlers>
<system.webServer>