[xsl] passing param using value-of

Subject: [xsl] passing param using value-of
From: Mansour Al Akeel <mansour.alakeel@xxxxxxxxx>
Date: Thu, 16 Feb 2012 16:19:53 -0500
This works fine.

 <xsl:call-template name="myTemplate">
        <xsl:with-param name="arguments" select="preceding-sibling::*" >
        </xsl:with-param>
</xsl:call-template>

But this doesn't:

<xsl:call-template name="myTemplate">
        <xsl:with-param name="arguments">
             <xsl:value-of select="preceding-sibling::*" />
        </xsl:with-param>
 </xsl:call-template>

Why ? How do I use value-of to set the value of a parameter ?

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