timthumb_webconfig

timthumb_webconfig.xml

<?xml version="1.0" encoding="utf-8"?>
<configuration>
    <system.webServer>
    <directoryBrowse enabled="false" />
        <rewrite>
            <rules>
                <rule name="TimThumb" stopProcessing="true">
                    <match url="\.(jpg|jpeg|gif|png)$" />
                    <conditions>
                        <add input="{REQUEST_FILENAME}" matchType="IsFile" negate="false" />
                        <add input="{QUERY_STRING}" pattern="w=([1-9])" />
                    </conditions>
                    <action type="Rewrite" url="path/to/timthumb.php?src={URL}" />
                </rule>                    
            </rules>
        </rewrite>
    </system.webServer>
</configuration>