Godaddy hosting-Error 500-Help!

Hi,
My sub-domain installed WP and down from last Friday with error page 500. I called Godaddy, and the tech said because something wrong in web.config file.
Attahced is the code of web.config, please help me to identify the error code.
thanks!
<?xml version=”1.0″ encoding=”UTF-8″?>
<configuration>
<system.webServer>
<rewrite>
<rules/>
</rewrite>

<staticContent>
<clientCache cacheControlMaxAge=”14.00:00:00″ cacheControlMode=”UseMaxAge”/>
</staticContent><urlCompression doDynamicCompression=”true” dynamicCompressionBeforeCache=”true”/><caching>
<profiles>
<add extension=”.jpg” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.css” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.js” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.jpeg” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.gif” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.png” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
<add extension=”.ico” policy=”CacheForTimePeriod” duration=”00:01:00″ varyByHeaders=”Accept-Language”/>
</profiles>
</caching></system.webServer>
</configuration>