HOW TO URL REWRITING (Remove Only .aspx form Page URL)

<configuration>
<system.web>
<urlrewrites>
<rule>
<url>/urlrewriter/show\.asp</url>
<rewrite>show.aspx</rewrite>
</rule>
<rule>
<url>/urlrewriter/wohs\.asp</url>
<rewrite>show.aspx</rewrite>
</rule>
<rule>
<url>/urlrewriter/show(.*)\.asp</url>
<rewrite>show.aspx?$1</rewrite>
</rule>
<rule>
<url>/urlrewriter/(.*)show\.html</url>
<rewrite>show.aspx?id=$1&cat=2</rewrite>
</rule>
<rule>
<url>/urlrewriter/s/h/o/w/(.*)\.html</url>
<rewrite>/urlrewriter/show.aspx?id=$1</rewrite>
</rule>
</urlrewrites>
</system.web>
</configuration>




<configuration>
<configSections>
<sectionGroup name="system.web">
<section name="urlrewrites" type="ThunderMain.URLRewriter.Rewriter,
ThunderMain.URLRewriter, Version=1.0.783.30976,
Culture=neutral, PublicKeyToken=7a95f6f4820c8dc3"/>
</sectionGroup>
</configSections>
</configuration>



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<configuration>

<configSections>
<section name="rewriter" 
requirePermission="false" 
type="Intelligencia.UrlRewriter.Configuration.RewriterConfigurationSectionHandler, Intelligencia.UrlRewriter" />
</configSections>

<system.web>

<httpModules>
<add name="UrlRewriter" type="Intelligencia.UrlRewriter.RewriterHttpModule, Intelligencia.UrlRewriter"/>
</httpModules>

</system.web>

<rewriter>
<rewrite url="~/ " to="~ " /> (insert urls within quotes as mentioned above)
</rewriter> 

</configuration> 

<configuration>
  <system.web>
    <urlMappings enabled="true">
     <add url="~/About"  mappedUrl="~/default.aspx?PageID=110"/>
     <add url="~/Contact"  mappedUrl="~/default.aspx?PageID=120"/>
     <add url="~/Tutorials"  mappedUrl="~/default.aspx?PageID=150"/>
     <add url="~/Tutorials/LongWord"  mappedUrl="~/default.aspx?PageID=130"/>
     <add url="~/Tutorials/EnglishConversation"  mappedUrl="~/default.aspx?PageID=140"/>
    </urlMappings>
  </system.web>
</configuration>